Toyota CH-R Service Manual: System Description
SYSTEM DESCRIPTION
INPUT AND OUTPUT SIGNALS OF COMBINATION METER ASSEMBLY
(a) Meter or Gauge
|
Item |
Condition |
Input/Output |
Communication line |
Signal |
Component |
|---|---|---|---|---|---|
|
Speedometer |
Gauge |
Input |
CAN |
Vehicle speed (SP1) signal |
Skid control ECU (Brake actuator assembly) |
|
- |
Input |
Direct line |
Vehicle speed input pulse signal |
||
|
Output |
CAN |
Vehicle speed signal (meter to other) |
Related ECUs |
||
|
Speed tolerance A signal |
|||||
|
Speed tolerance B signal |
|||||
|
Direct line |
Vehicle speed pulse output signal |
||||
|
Tachometer |
Gauge |
Input |
CAN |
Engine RPM data signal |
ECM |
|
Fuel receiver gauge |
Gauge |
Input |
CAN |
Starter signal |
ECM |
|
Shift position P signal |
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|
Shift position N signal |
|||||
|
Vehicle speed (SP1) signal |
Skid control ECU (Brake actuator assembly) |
||||
|
Vehicle speed input pulse signal |
|||||
|
Parking brake SW signal |
Main body ECU (Multiplex network body ECU) |
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|
Direct line |
Fuel level signal |
Fuel sender gauge assembly |
|||
|
Engine coolant temperature receiver gauge |
Gauge |
Input |
CAN |
Water temperature signal |
ECM |
(b) Warning or Indicator
|
Item |
Condition |
Input/Output |
Communication line |
Signal |
Component |
|---|---|---|---|---|---|
|
Door open warning light |
Comes on |
Input |
CAN |
Driver door courtesy switch signal |
Main body ECU (Multiplex network body ECU) |
|
Front passenger door courtesy switch signal |
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|
Rear right side courtesy switch signal |
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|
Rear left side courtesy switch signal |
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|
Back door courtesy switch signal |
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|
Brake warning light |
Comes on |
Input |
CAN |
Brake warning light signal |
Skid control ECU (Brake actuator assembly) |
|
Direct line |
Vacuum SW signal |
Vacuum warning switch assembly |
|||
|
Driver or front passenger seat belt warning light |
Comes on/Blinks |
Input |
CAN |
Driver seat belt buckle switch signal |
Main body ECU (Multiplex network body ECU) |
|
Parking brake switch signal |
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|
Shift position P signal |
ECM |
||||
|
Vehicle speed (SP1) signal |
Skid control ECU (Brake actuator assembly) |
||||
|
CAN |
Front passenger seat occupant detection status signal |
Airbag sensor assembly |
|||
|
Front passenger seat belt buckle switch detection status signal |
|||||
|
SRS warning light |
Comes on |
Input |
CAN |
Airbag warning light control request signal |
Airbag sensor assembly |
|
Test mode signal |
ECM |
||||
|
EPS warning light |
Comes on/Blinks |
Input |
CAN |
EPS warning light request signal |
Power steering ECU assembly |
|
EPB indicator light |
Comes on |
Input |
CAN |
EPB indicator light signal |
Skid control ECU (Brake actuator assembly) |
|
MIL (Check engine warning light) |
Comes on/Blinks |
Input |
CAN |
MIL request signal |
ECM |
|
Slip indicator light |
Comes on/Blinks |
Input |
CAN |
Slip indicator signal |
Skid control ECU (Brake actuator assembly) |
|
VSC control existence flag signal |
|||||
|
VSC OFF indicator light |
Comes on |
Input |
CAN |
VSC OFF light signal |
Skid control ECU (Brake actuator assembly) |
|
ABS warning light |
Comes on/Blinks |
Input |
CAN |
ABS warning light control flag signal |
Skid control ECU (Brake actuator assembly) |
|
EPB warning light |
Comes on |
Input |
CAN |
EPB warning light signal |
Skid control ECU (Brake actuator assembly) |
|
Tire pressure warning light |
Comes on/Blinks |
Input |
CAN |
TPMS warning indicator signal |
Tire pressure warning and ECU receiver |
|
Fuel level warning light |
Comes on |
Input |
Direct line |
Fuel level signal |
Fuel sender gauge assembly |
|
Automatic high beam indicator light*1 |
Comes on |
Input |
CAN |
Smart Beam indicator signal |
Main body ECU (Multiplex network body ECU) |
|
High beam indicator light |
Comes on |
Input |
CAN |
High beam headlight request signal |
Main body ECU (Multiplex network body ECU) |
|
Tail indicator light*2 |
Comes on |
Input |
CAN |
Taillight request signal |
Main body ECU (Multiplex network body ECU) |
|
Headlight indicator light*3 |
Comes on |
Input |
CAN |
Low beam headlight request signal |
Main body ECU (Multiplex network body ECU) |
|
Front fog indicator light*4 |
Comes on |
Input |
CAN |
Front fog light request signal |
Main body ECU (Multiplex network body ECU) |
|
Turn indicator light |
Blinks |
Input |
Direct line |
LH turn signal switch signal |
Windshield wiper switch assembly |
|
RH turn signal switch signal |
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|
Hazard warning switch signal |
Hazard warning signal switch |
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|
CAN |
Flasher request signal |
Main body ECU (Multiplex network body ECU) |
|||
|
- |
Output |
CAN |
Turn light state signal |
Forward recognition camera*1 |
|
|
Headlight ECU sub-assembly LH*5 |
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|
Blind spot monitor sensor LH*6 |
|||||
|
Millimeter wave radar sensor assembly*1 |
|||||
|
Hazard switch state signal |
Skid control ECU (Brake actuator assembly) |
||||
|
Direct line |
LH turn signal switch signal |
Each turn signal light |
|||
|
RH turn signal switch signal |
|||||
|
Hazard warning switch signal |
|||||
|
PCS warning light*1 |
Comes on |
Input |
CAN |
PCS OFF status for soft switch signal |
Millimeter Wave Radar Sensor Assembly |
|
BSM indicator light*6 |
Comes on |
Input |
CAN |
BSM main switch signal |
Blind spot monitor sensor LH |
|
RCTA indicator light*6 |
Comes on |
Input |
CAN |
RCTA system status signal |
Blind spot monitor sensor LH |
|
RCTA main switch signal |
- *1: w/ Toyota Safety Sense P
- *2: w/ TAIL Indicator
- *3: w/ HEAD Indicator
- *4: w/ Front Fog Light
- *5: for LED Headlight
- *6: w/ Blind Spot Monitor System
(c) Multi-information Display
|
Item |
Condition |
Input/Output |
Communication line |
Signal |
Component |
|---|---|---|---|---|---|
|
Opening |
- |
- |
- |
- |
- |
|
Ending |
- |
- |
- |
- |
- |
|
ODO meter |
Displayed |
Input |
CAN |
Vehicle speed pulse signal integrated value signal |
Skid control ECU (Brake actuator assembly) |
|
Vehicle speed (SP1) signal |
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|
Direct line |
ODO/TRIP change switch signal |
Trip switch |
|||
|
- |
Output |
CAN |
Odo meter unit signal |
Related ECUs |
|
|
Odo meter signal |
|||||
|
TRIP meter |
Displayed |
Input |
CAN |
Vehicle speed pulse signal integrated value signal |
Skid control ECU (Brake actuator assembly) |
|
Vehicle speed (SP1) signal |
|||||
|
Direct line |
ODO/TRIP change switch signal |
Trip switch |
|||
|
Instantaneous fuel consumption |
Displayed |
Input |
CAN |
Engine RPM signal |
ECM |
|
Vehicle speed (SP1) signal |
Skid control ECU (Brake actuator assembly) |
||||
|
Fuel consumption signal |
ECM |
||||
|
- |
Output |
Direct line |
Vehicle speed input pulse signal |
Related ECUs |
|
|
CAN |
Drive monitor unit signal |
Related ECUs |
|||
|
Total average fuel consumption |
Displayed |
Input |
CAN |
Engine RPM signal |
ECM |
|
Vehicle speed (SP1) signal |
Skid control ECU (Brake actuator assembly) |
||||
|
Fuel consumption signal |
ECM |
||||
|
- |
Output |
Direct line |
Vehicle speed input pulse signal |
Related ECUs |
|
|
After start average fuel consumption |
Displayed |
Input |
CAN |
Engine RPM signal |
ECM |
|
Vehicle speed (SP1) signal |
Skid control ECU (Brake actuator assembly) |
||||
|
Fuel consumption signal |
ECM |
||||
|
- |
Output |
Direct line |
Vehicle speed input pulse signal |
Related ECUs |
|
|
After refuel average fuel consumption |
Displayed |
Input |
CAN |
Engine RPM signal |
ECM |
|
Vehicle speed (SP1) signal |
Skid control ECU (Brake actuator assembly) |
||||
|
Fuel consumption signal |
ECM |
||||
|
- |
Output |
Direct line |
Vehicle speed input pulse signal |
Related ECUs |
|
|
Total average vehicle speed |
Displayed |
Input |
CAN |
Engine RPM signal |
ECM |
|
Vehicle speed (SP1) signal |
Skid control ECU (Brake actuator assembly) |
||||
|
- |
Output |
Direct line |
Vehicle speed input pulse signal |
Related ECUs |
|
|
After start average speed |
Displayed |
Input |
CAN |
Engine RPM signal |
ECM |
|
Vehicle speed (SP1) signal |
Skid control ECU (Brake actuator assembly) |
||||
|
- |
Output |
Direct line |
Vehicle speed input pulse signal |
Related ECUs |
|
|
After start mileage |
Displayed |
Input |
CAN |
Engine RPM signal |
ECM |
|
Vehicle speed (SP1) signal |
Skid control ECU (Brake actuator assembly) |
||||
|
- |
Output |
Direct line |
Vehicle speed input pulse signal |
Related ECUs |
|
|
Total running time |
Displayed |
Input |
CAN |
Engine RPM signal |
ECM |
|
Vehicle speed (SP1) signal |
Skid control ECU (Brake actuator assembly) |
||||
|
After start running time |
Displayed |
Input |
CAN |
Engine RPM signal |
ECM |
|
Cruising range |
Displayed |
Input |
CAN |
Engine type information signal |
ECM |
|
Engine RPM signal |
ECM |
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|
Fuel consumption signal |
ECM |
||||
|
Vehicle speed (SP1) signal |
Skid control ECU (Brake actuator assembly) |
||||
|
- |
Output |
Direct line |
Vehicle speed input pulse signal |
Related ECUs |
|
|
Gear position |
Displayed |
Input |
CAN |
Shift position P signal |
ECM |
|
Shift position R signal |
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|
Shift position N signal |
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|
Shift position D signal |
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|
Shift position B signal |
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|
Shift gear signal |
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|
ADJUSTING LDA CAMERA*1 |
Displayed |
Input |
CAN |
Camera adjustment mode text display signal |
Millimeter Wave Radar Sensor Assembly |
|
ADJUSTING FRONT RADAR BEAM*1 |
Displayed |
Input |
CAN |
Inspection mode for ACC signal |
Millimeter Wave Radar Sensor Assembly |
|
ADJUSTING FRONT RADAR BEAM ERROR*1 |
Displayed |
Input |
CAN |
FRD adjustment signal |
Millimeter Wave Radar Sensor Assembly |
|
ADJUSTING FRONT RADAR BEAM ALONG VERTICAL AXIS*1 |
Displayed |
Input |
CAN |
FRD adjustment signal |
Millimeter Wave Radar Sensor Assembly |
|
ADJUSTING FRONT RADAR BEAM ALONG HORIZONTAL AXIS*1 |
Displayed |
Input |
CAN |
FRD adjustment signal |
Millimeter Wave Radar Sensor Assembly |
|
CHECKING CRUISE CONTROL BRAKE*1 |
Displayed |
Input |
CAN |
Inspection mode for ACC signal |
Millimeter Wave Radar Sensor Assembly |
|
CHECKING PRE-CRASH BRAKE*1 |
Displayed |
Input |
CAN |
Inspection mode signal |
Millimeter Wave Radar Sensor Assembly |
|
BRAKE!*1 |
Displayed |
Input |
CAN |
PCS warning message signal |
Millimeter Wave Radar Sensor Assembly |
|
Push and Hold ENGINE Switch for Emergency Stop*2 |
Displayed |
Input |
CAN |
Smart key system warning request signal |
Certification ECU (smart key ECU assembly) |
|
Shift to N Position & Push ENGINE Switch to Restart*2 |
Displayed |
Input |
CAN |
Smart key system warning request signal |
Certification ECU (smart key ECU assembly) |
|
Engine Stopped. Shift to P Position*2 |
Displayed |
Input |
CAN |
Smart key system warning request signal |
Certification ECU (smart key ECU assembly) |
|
Engine Stopped. Stop in a Safe Place.*2 |
Displayed |
Input |
CAN |
Smart key system warning request signal |
Certification ECU (smart key ECU assembly) |
|
Braking Power Low. Stop in a Safe Place, See Owner's Manual. |
Displayed |
Input |
CAN |
Brake warning light signal |
Skid control ECU (Brake actuator assembly) |
|
Direct line |
Brake oil level warning switch signal |
Brake fluid level warning switch |
|||
|
Shift to P Before Exiting Vehicle*2 |
Displayed |
Input |
CAN |
Smart key system warning request signal |
Certification ECU (smart key ECU assembly) |
|
Auto Power Off to Conserve Battery.*2 |
Displayed |
Input |
CAN |
Smart key system warning 2 signal |
Certification ECU (smart key ECU assembly) |
|
Power Steering Malfunction. Steering Power Low. Visit Your Dealer. |
Displayed |
Input |
CAN |
Multi-information display request signal |
Power steering ECU assembly |
|
Abnormal Voltage. Steering Power Low. Visit Your Dealer. |
Displayed |
Input |
CAN |
Multi-information display request signal |
Power steering ECU assembly |
|
Power Steering Malfunction. Visit Your Dealer. |
Displayed |
Input |
CAN |
Multi-information display request signal |
Power steering ECU assembly |
|
EPB Applied. |
Displayed |
Input |
CAN |
EPB warning signal |
Skid control ECU (Brake actuator assembly) |
|
Vehicle May Roll Out. Shift to P. |
Displayed |
Input |
CAN |
EPB warning signal |
Skid control ECU (Brake actuator assembly) |
|
Brake Hold Fault. Depress Brake to Deactivate. Visit Your Dealer. |
Displayed |
Input |
CAN |
Brake hold information control flag signal |
Skid control ECU (Brake actuator assembly) |
|
Brake Hold Warning. Depress Brake on Slope. |
Displayed |
Input |
CAN |
Brake hold information control flag signal |
Skid control ECU (Brake actuator assembly) |
|
EPB Activation Incomplete. |
Displayed |
Input |
CAN |
EPB warning signal |
Skid control ECU (Brake actuator assembly) |
|
Key Not Detected, Check Key Location.*2 |
Displayed |
Input |
CAN |
Smart key system warning signal |
Certification ECU (smart key ECU assembly) |
|
EPB Release Unavailable, Depress Brake Pedal |
Displayed |
Input |
CAN |
EPB warning signal |
Skid control ECU (Brake actuator assembly) |
|
Release Accelerator. |
Displayed |
Input |
CAN |
Drive-Start Control Multi Information Request signal |
ECM |
|
LDA. Driver Attention Required.*1 |
Displayed |
Input |
CAN |
Request for driver action display signal |
Forward recognition camera |
|
LDA. Hold Steering Wheel.*1 |
Displayed |
Input |
CAN |
Hands-free caution text display signal |
Forward recognition camera |
|
LDA Steering Assist Unavailable, Hold Steering Wheel.*1 |
Displayed |
Input |
CAN |
Hands-free caution text display signal |
Forward recognition camera |
|
EPB Frequently Operated, Wait a Minute. |
Displayed |
Input |
CAN |
EPB warning signal |
Skid control ECU (Brake actuator assembly) |
|
Check Engine. Visit Your Dealer. |
Displayed |
Input |
CAN |
MIL request signal |
ECM |
|
ENG Display ID signal |
|||||
|
Check Engine. Reduced Engine Power. Visit Your Dealer. |
Displayed |
Input |
CAN |
Engine malfunction massage signal |
ECM |
|
Reduced Engine Power. Visit Your Dealer. |
Displayed |
Input |
CAN |
Engine malfunction massage signal |
ECM |
|
Engine Maintenance Required. Visit Your Dealer. |
Displayed |
Input |
CAN |
Engine malfunction massage signal |
ECM |
|
Engine Stopped. Shift to P |
Displayed |
Input |
CAN |
engine stall massage signal |
ECM |
|
Engine Stopped. Shift to N |
Displayed |
Input |
CAN |
engine stall massage signal |
ECM |
|
Firmly Depress The Brake & Then Start Engine. |
Displayed |
Input |
CAN |
engine stall massage signal |
ECM |
|
Depress Brake and Then Start Engine. |
Displayed |
Input |
CAN |
engine stall massage signal |
ECM |
|
Antilock Brake System Malfunction. Visit Your Dealer. |
Displayed |
Input |
CAN |
ABS warning light control flag signal |
Skid control ECU (Brake actuator assembly) |
|
Engine Coolant Temperature High. Stop in a Safe Place. See Owner's Manual. |
Displayed |
Input |
CAN |
Water temperature signal |
ECM |
|
Vehicle May Roll Out. Park The Vehicle on Flat Road. |
Displayed |
Input |
CAN |
EPB multi information display signal |
Skid control ECU (Brake actuator assembly) |
|
Charging System Malfunction. Stop in a Safe Place. See Owner's Manual. |
Displayed |
Input |
CAN |
Charge light indicator signal |
ECM |
|
Clean Radar Sensor.*1 |
Displayed |
Input |
CAN |
ACC display ID signal |
ECM |
|
Cruise Control unavailable.*1 |
Displayed |
Input |
CAN |
ACC display ID signal |
ECM |
|
Cruise Control Unavailable. Depress The Brake Pedal.*1 |
Displayed |
Input |
CAN |
ACC display ID signal |
ECM |
|
Cruise Control Off. Shifted to P Position. Depress The Brake Pedal and Shift to D to Restart.*1 |
Displayed |
Input |
CAN |
ACC display ID signal |
ECM |
|
LDA Unavailable.*1 |
Displayed |
Input |
CAN |
Temporary unusable condition text display signal |
Forward recognition camera |
|
Entry & Start System Malfunction. See Owner's Manual.*2 |
Displayed |
Input |
CAN |
Smart key system warning signal |
Certification ECU (smart key ECU assembly) |
|
Blind Spot Monitor Unavailable.*3 |
Displayed |
Input |
CAN |
BSM module status signal |
Blind spot monitor sensor LH |
|
Check Cruise Control System. Visit Your Dealer.*4 |
Displayed |
Input |
CAN |
ACC display ID signal |
ECM |
|
Check Cruise Control System. Depress The Brake Pedal. Visit Your Dealer.*1 |
Displayed |
Input |
CAN |
ACC display ID signal |
ECM |
|
Lane Departure Alert Malfunction. Visit Your Dealer.*1 |
Displayed |
Input |
CAN |
Fault condition text display signal |
Forward recognition camera |
|
Front Camera Unavailable.*1 |
Displayed |
Input |
CAN |
PCS TEMP message (Camera) signal |
Millimeter Wave Radar Sensor Assembly |
|
LDA ON. Steering Assist Active.*1 |
Displayed |
Input |
CAN |
LKA mode text display signal |
Forward recognition camera |
|
LDA ON. Steering Assist Inactive.*1 |
Displayed |
Input |
CAN |
LKA mode text display signal |
Forward recognition camera |
|
Front Camera Vision Blocked. Clean and Demist Windshield.*1 |
Displayed |
Input |
CAN |
PCS DUST message signal |
Millimeter Wave Radar Sensor Assembly |
|
Pre-Collision System Malfunction. Visit Your Dealer.*1 |
Displayed |
Input |
CAN |
PCS fault condition text display signal |
Millimeter Wave Radar Sensor Assembly |
|
Blind Spot Monitor System Malfunction. Visit Your Dealer.*3 |
Displayed |
Input |
CAN |
BSM module status signal |
Blind spot monitor sensor LH |
|
Engine Oil Pressure Low. |
Displayed |
Input |
Direct line |
Engine oil pressure signal |
Engine oil pressure switch assembly |
|
EPB Unavailable. |
Displayed |
Input |
CAN |
EPB warning signal |
Skid control ECU (Brake actuator assembly) |
|
EPB Malfunction. Visit Your Dealer. |
Displayed |
Input |
CAN |
EPB warning signal |
Skid control ECU (Brake actuator assembly) |
|
Use on Expressway Only. Beware of Stopping or Merging Vehicles!*1 |
Displayed |
Input |
CAN |
ACC display ID signal |
ECM |
|
LDA Unavailable Below Approx. 50 km/h.*1 |
Displayed |
Input |
CAN |
Speed condition failure text display |
Forward recognition camera |
|
LDA Unavailable Below Approx. 32 MPH.*1 |
Displayed |
Input |
CAN |
Speed condition failure text display |
Forward recognition camera |
|
LDA Unavailable at Current Speed.*1 |
Displayed |
Input |
CAN |
Speed condition failure text display |
Forward recognition camera |
|
Engine Stopped. Steering Power Low. |
Displayed |
Input |
CAN |
Multi-information display request signal |
Power steering ECU assembly |
|
Turn Power Off.*2 |
Displayed |
Input |
CAN |
Smart key system warning 2 signal |
Certification ECU (smart key ECU assembly) |
|
Would You Like To Take A Rest?*1 |
Displayed |
Input |
CAN |
SWS rest advisory display signal |
Forward recognition camera |
|
Please Take A Rest.*1 |
Displayed |
Input |
CAN |
SWS rest advisory display signal |
Forward recognition camera |
|
Key Detected in Vehicle.*2 |
Displayed |
Input |
CAN |
Smart key system warning signal |
Certification ECU (smart key ECU assembly) |
|
Turn Lights Off. |
Displayed |
Input |
CAN |
Light status signal |
Main body ECU (Multiplex network body ECU) |
|
Window Open. |
Displayed |
Input |
CAN |
Window Open Warning Request signal |
Main body ECU (Multiplex network body ECU) |
|
Depress Brake Pedal and Touch ENGINE Switch with Key.*2 |
Displayed |
Input |
CAN |
Smart key system warning signal |
Certification ECU (smart key ECU assembly) |
|
Not Ready to Drive. 'Depress Brake Pedal '& Push ENGINE Switch to Start.*2 |
Displayed |
Input |
CAN |
Smart key system warning signal |
Certification ECU (smart key ECU assembly) |
|
Not Ready to Drive.*2 |
Displayed |
Input |
CAN |
Smart key system warning signal |
Certification ECU (smart key ECU assembly) |
|
Depress Brake Pedal '& Push ENGINE Switch to Start.*2 |
Displayed |
Input |
CAN |
Smart key system warning signal |
Certification ECU (smart key ECU assembly) |
|
Push ENGINE Switch 'while Turning 'The Steering Wheel 'in Either Direction.*2 |
Displayed |
Input |
CAN |
Smart key system warning signal |
Certification ECU (smart key ECU assembly) |
|
Brake Hold Malfunction. Visit Your Dealer. |
Displayed |
Input |
CAN |
Brake hold information control flag signal |
Skid control ECU (Brake actuator assembly) |
|
Brake Hold Less Effective during Icy Conditions. |
Displayed |
Input |
CAN |
Brake hold information control flag signal |
Skid control ECU (Brake actuator assembly) |
|
Brake Hold Active. Depress Brake and Switch to Deactivate. |
Displayed |
Input |
CAN |
Brake hold information control flag signal |
Skid control ECU (Brake actuator assembly) |
|
Brake Hold Unavailable. Driver Door Open. |
Displayed |
Input |
CAN |
Brake hold information control flag signal |
Skid control ECU (Brake actuator assembly) |
|
EPB Can't be Released. Close Door and Fasten Your Seatbelt. |
Displayed |
Input |
CAN |
EPB warning signal |
Skid control ECU (Brake actuator assembly) |
|
Brake Hold Unavailable. Driver Seat Belt Unbuckled. |
Displayed |
Input |
CAN |
Brake hold information control flag signal |
Skid control ECU (Brake actuator assembly) |
|
Brake Hold Unavailable. Hood or Trunk Open. |
Displayed |
Input |
CAN |
Brake hold information control flag signal |
Skid control ECU (Brake actuator assembly) |
|
Depress Brake to Maintain Brake Hold. |
Displayed |
Input |
CAN |
Brake hold information control flag signal |
Skid control ECU (Brake actuator assembly) |
|
Close Driver Door to Maintain Brake Hold. |
Displayed |
Input |
CAN |
Brake hold information control flag signal |
Skid control ECU (Brake actuator assembly) |
|
Fasten Driver Seat Belt to Maintain Brake Hold. |
Displayed |
Input |
CAN |
Brake hold information control flag signal |
Skid control ECU (Brake actuator assembly) |
|
Brake System Overheated. Brake Hold Unavailable. |
Displayed |
Input |
CAN |
Brake hold information control flag signal |
Skid control ECU (Brake actuator assembly) |
|
EPB Automatically Applied. |
Displayed |
Input |
CAN |
EPB warning signal |
Skid control ECU (Brake actuator assembly) |
|
Drive-Start Control Malfunction. Visit Your Dealer. |
Displayed |
Input |
CAN |
GOS multi-information request signal |
ECM |
|
Brake Override Malfunction. Visit Your Dealer. |
Displayed |
Input |
CAN |
Brake override system warning light request signal |
ECM |
|
Key Battery Low. Replace Key Battery.*2 |
Displayed |
Input |
CAN |
Smart key system warning signal |
Certification ECU (smart key ECU assembly) |
|
Headlight System Malfunction. Visit Your Dealer.*1, *5 |
Displayed |
Input |
CAN |
Smart beam indicator signal |
Main body ECU (Multiplex network body ECU) |
|
Accelerator and Brake Pedals Depressed Simultaneously. |
Displayed |
Input |
CAN |
BOS multi-information request signal |
ECM |
|
Low Washer Fluid.*6 |
Displayed |
Input |
Direct line |
Washer level sensor signal |
Level warning switch assembly |
|
Traction Control Turned OFF. |
Displayed |
Input |
CAN |
TRC OFF light signal |
Skid control ECU (Brake actuator assembly) |
|
Oil Maintenance Required Soon.*7 |
Displayed |
Input |
CAN |
Oil maintenance signal |
ECM |
|
Maintenance Required Soon. |
Displayed |
Input |
CAN |
Starter signal |
ECM |
|
Oil Maintenance Required Visit Your Dealer.*7 |
Displayed |
Input |
CAN |
Oil maintenance signal |
ECM |
|
Maintenance Required. Visit Your Dealer. |
Displayed |
Input |
CAN |
Starter signal |
ECM |
|
To Activate AHB, Switch Headlights to High Beam.*1 |
Displayed |
Input |
CAN |
Smart beam advice signal |
Main body ECU (Multiplex network body ECU) |
|
Resetting Oil Maintenance Data.*7 |
Displayed |
Input |
CAN |
Oil maintenance signal |
ECM |
|
Resetting Maintenance Data. |
Displayed |
Input |
CAN |
Starter signal |
ECM |
|
Resetting of Oil Maintenance Data Incomplete.*7 |
Displayed |
Input |
CAN |
Oil maintenance signal |
ECM |
|
Resetting of Maintenance Data Incomplete. |
Displayed |
Input |
CAN |
Starter signal |
ECM |
|
A New Key has been Registered. Contact Your Dealer for Details.*2 |
Displayed |
Input |
CAN |
Smart key system warning signal |
Certification ECU (smart key ECU assembly) |
|
Depress Brake Pedal & Push ENGINE Switch to Start.*2 |
Displayed |
Input |
CAN |
Smart key system warning signal |
Certification ECU (smart key ECU assembly) |
|
VSC Turned Off. Pre-Collision Brake System Unavailable.*1 |
Displayed |
Input |
CAN |
PB temporary unusable condition text display signal |
Millimeter Wave Radar Sensor Assembly |
|
VSC OFF indicator light signal |
Skid control ECU (Brake actuator assembly) |
||||
|
Pre-Collision System Unavailable.*1 |
Displayed |
Input |
CAN |
PCS temporary unusable condition text display signal |
Millimeter Wave Radar Sensor Assembly |
|
Pre-Collision System Unavailable. Clean Sensor.*1 |
Displayed |
Input |
CAN |
PCS temporary unusable condition text display signal |
Millimeter Wave Radar Sensor Assembly |
|
Depress The Accelerator Pedal When Starting Off. |
Displayed |
Input |
CAN |
Take off advice with iMT signal |
ECM |
|
EPB Shift Interlock Function Activated. |
Displayed |
Input |
CAN |
EPB warning signal |
Skid control ECU (Brake actuator assembly) |
|
EPB Shift Interlock Function Deactivated. |
Displayed |
Input |
CAN |
EPB warning signal |
Skid control ECU (Brake actuator assembly) |
|
Pre-Collision System Off.*1 |
Displayed |
Input |
CAN |
PCS Warning distance unusable condition text display signal |
Millimeter Wave Radar Sensor Assembly |
- *1: w/ Toyota Safety Sense P
- *2: w/ Smart Key System
- *3: w/ Blind Spot Monitor System
- *4: w/ Cruise Control System
- *5: for LED Headlight
- *6: w/ Washer Level Warning Switch
- *7: w/ Occupant Classification System
(d) Buzzer
|
Item |
Condition |
Input/Output |
Communication line |
Signal |
Component |
|---|---|---|---|---|---|
|
Engine stall warning buzzer |
Sounds intermittently |
Input |
CAN |
Engine stall buzzer signal |
ECM |
|
Seatbelt warning (for Driver side) buzzer |
Sounds once / Sounds intermittently |
Input |
CAN |
Driver seat buckle switch signal |
Main body ECU (Multiplex network body ECU) |
|
Parking brake switch signal |
|||||
|
Shift position R signal |
ECM |
||||
|
Shift position P signal |
|||||
|
Vehicle speed (SP1) signal |
Skid control ECU (Brake actuator assembly) |
||||
|
Seat belt warning (for Front passenger side) buzzer |
Sounds once / Sounds intermittently |
Input |
CAN |
Parking brake switch signal |
Main body ECU (Multiplex network body ECU) |
|
Shift position R signal |
ECM |
||||
|
Shift position P signal |
|||||
|
Vehicle speed (SP1) signal |
Skid control ECU (Brake actuator assembly) |
||||
|
Front passenger seat belt buckle switch signal*1 |
Airbag sensor assembly |
||||
|
Front passenger seat occupant detection sensor signal*1 |
|||||
|
Direct line*2 |
Front passenger seat belt buckle switch occupant detection signal |
|
|||
|
Seat belt warning (for Rear seat) buzzer*3 |
Sounds intermittently |
Input |
CAN |
Parking brake switch signal |
Main body ECU (Multiplex network body ECU) |
|
Rear right door courtesy switch signal |
|||||
|
Rear left door courtesy switch signal |
|||||
|
Vehicle speed (SP1) signal |
Skid control ECU (Brake actuator assembly) |
||||
|
Shift selection P signal |
ECM |
||||
|
Shift selection R signal |
|||||
|
Direct line |
Rear left seat belt buckle switch signal |
Rear seat inner with center belt assembly LH |
|||
|
Rear center seat belt buckle switch signal |
|||||
|
Rear right seat belt buckle switch signal |
Rear seat inner belt assembly RH |
||||
|
Smart key warning buzzer*4 |
Sounds intermittently |
Input |
CAN |
Meter buzzer intermittence request signal |
Certification ECU (Smart key ECU assembly) |
|
Reverse buzzer |
Sounds once / Sounds intermittently |
Input |
CAN |
Shift selection R signal |
ECM |
|
Door opening without shifting to P range warning buzzer*4 |
Sounds intermittently |
Input |
CAN |
Meter buzzer continuation request signal |
Certification ECU (Smart key ECU assembly) |
|
Key reminder buzzer*5 |
Sounds intermittently |
Input |
CAN |
Key SW signal |
Main body ECU (Multiplex network body ECU) |
|
Driver's seat courtesy SW signal |
|||||
|
Brake system low braking force warning buzzer |
Sounds intermittently |
Input |
CAN |
Buzzer control flag signal |
Skid control ECU (Brake actuator assembly) |
|
VSC skid warning |
Sounds intermittently |
Input |
CAN |
Buzzer control flag signal |
Skid control ECU (Brake actuator assembly) |
|
Low brake fluid warning buzzer |
Sounds intermittently |
Input |
Direct line |
Brake oil level warning switch signal |
Brake fluid level warning switch |
|
EPS buzzer |
Sounds intermittently |
Input |
CAN |
Demand Buzzer to Meter signal |
Power steering ECU assembly |
|
Engine switch operation while driving warning buzzer*4 |
Sounds intermittently |
Input |
CAN |
Buzzer request signal |
Certification ECU (Smart key ECU assembly) |
|
Vehicle rollover warning buzzer |
Sounds once / Sounds intermittently |
Input |
CAN |
Engine RPM data signal |
ECM |
|
Shift position P signal |
|||||
|
Shift position N signal |
|||||
|
Vehicle speed (SP1) signal |
Skid control ECU (Brake actuator assembly) |
||||
|
Lane departure alert warning buzzer*6 |
Sounds intermittently |
Input |
CAN |
LDW buzzer signal |
Forward recognition camera |
|
PKB-ON while driving warning buzzer |
Sounds intermittently |
Input |
CAN |
Parking brake switch signal |
Main body ECU (Multiplex network body ECU) |
|
Vehicle speed signal |
Skid control ECU (Brake actuator assembly) |
||||
|
Brake control system temperature warning buzzer |
Sounds intermittently |
Input |
CAN |
Buzzer control flag signal |
Skid control ECU (Brake actuator assembly) |
|
Temperature warning / CRAWL cancel warning buzzer |
Sounds intermittently |
Input |
CAN |
Buzzer control flag signal |
Skid control ECU (Brake actuator assembly) |
|
HAC Reset buzzer |
Sounds intermittently |
Input |
CAN |
Buzzer control flag signal |
Skid control ECU (Brake actuator assembly) |
|
HAC Set buzzer |
Sounds intermittently |
Input |
CAN |
Buzzer control flag signal |
Skid control ECU (Brake actuator assembly) |
|
HAC during regular control buzzer |
Sounds intermittently |
Input |
CAN |
Buzzer control flag signal |
Skid control ECU (Brake actuator assembly) |
|
HAC advance notice of ending buzzer |
Sounds intermittently |
Input |
CAN |
Buzzer control flag signal |
Skid control ECU (Brake actuator assembly) |
|
Oil pressure warning buzzer |
Sounds intermittently |
Input |
Direct line |
Engine oil pressure signal |
Engine oil pressure switch assembly |
|
Driving with door ajar warning buzzer |
Sounds intermittently |
Input |
CAN |
Driver door courtesy switch signal |
Main body ECU (Multiplex network body ECU) |
|
Front passenger door courtesy switch signal |
|||||
|
Rear right side courtesy switch signal |
|||||
|
Rear left side courtesy switch signal |
|||||
|
Back door courtesy SW signal |
|||||
|
Vehicle speed (SP1) signal |
Skid control ECU (Brake actuator assembly) |
||||
|
Smart Key System warning buzzer*4 |
Sounds once / Sounds intermittently |
Input |
CAN |
Smart key system warning signal |
Certification ECU (Smart key ECU assembly) |
|
Sport mode shift reject buzzer |
Sounds twice |
Input |
CAN |
Reject buzzer signal |
ECM |
|
Low speed zone Leading vehicle lost buzzer*6 |
Sounds 4 times |
Input |
CAN |
Low speed zone Leading vehicle lost buzzer signal |
Forward recognition camera |
|
Lane departure alert hands-free caution buzzer*6 |
Sounds intermittently |
Input |
CAN |
Hands-free caution text display signal |
Forward recognition camera |
|
Radar cruise low speed cancel buzzer*6 |
Sounds twice |
Input |
CAN |
Low speed cancel buzzer request signal |
Forward recognition camera |
|
Lane departure alert cancel buzzer*6 |
Sounds twice |
Input |
CAN |
Lane departure alert cancel buzzer signal |
Forward recognition camera |
|
Unsteady driving alert buzzer*6 |
Sounds twice |
Input |
CAN |
SWS buzzer request signal |
Forward recognition camera |
|
Road sign assist buzzer*6 |
Sounds four times |
Input |
CAN |
Buzzer request of permanent area signal |
Forward recognition camera |
|
Engine high water temperature warning buzzer |
Sounds intermittently |
Input |
CAN |
Water temperature signal |
ECM |
|
Multi-information display warning buzzer |
Sounds once |
Input |
CAN |
Multi-information display warning signal |
Related ECUs |
|
Input |
Direct line |
||||
|
Engine malfunction warning buzzer |
Sounds intermittently |
Input |
CAN |
Engine malfunction buzzer |
ECM |
|
Light reminder buzzer |
Sounds continuously |
Input |
CAN |
Lighting system state signal |
Main body ECU (Multiplex network body ECU) |
|
Driver door courtesy switch signal |
|||||
|
Immobilizer key identification completion buzzer*4 |
Sounds once |
Input |
CAN |
Immobilizer key identification completion signal |
Certification ECU (Smart key ECU assembly) |
- *1: w/ Occupant Classification System
- *2: w/o Occupant Classification System
- *3: w/ Rear Passenger Seat Belt Warning
- *4: w/ Smart Key System
- *5: w/o Smart Key System
- *6: w/ Toyota Safety Sense P
(e) Others
|
Item |
Condition |
Input/Output |
Communication line |
Signal |
Component |
|---|---|---|---|---|---|
|
Meter illumination |
Illumination level |
Input |
CAN |
ST signal input signal |
ECM |
|
Auto dimmer signal |
Main body ECU (Multiplex network body ECU) |
||||
|
Light control signal |
|||||
|
Tail light request signal |
|||||
|
Parking brake SW signal |
|||||
|
Shift position P signal |
ECM |
||||
|
Transmission information signal |
|||||
|
Steering Wheel signal |
Main body ECU (Multiplex network body ECU) |
||||
|
- |
Output |
CAN |
Rheostat duty signal |
Related ECUs |
|
|
Tail cancel signal |
System Diagram
SYSTEM DIAGRAM
HINT:
Inspect the communication function by CAN communication system.
Click here
...
Customize Parameters
CUSTOMIZE PARAMETERS
CUSTOMIZE METER / GAUGE SYSTEM
(a) Customizing with the Techstream.
(1) Connect the Techstream to the DLC3.
(2) Turn the ignition switch ON.
(3) Turn the Techstream on.
(4) ...
Other materials:
Toyota CH-R Service Manual > Audio And Visual System(for Radio Receiver Type): Microphone Circuit between Microphone and Radio Receiver
DESCRIPTION
The radio receiver assembly and map light assembly (telephone microphone assembly)
are connected to each other using the microphone connection detection signal lines.
Using this circuit, the radio receiver assembly sends power to the map light
assembly (telephone microphone assembl ...
Toyota CH-R Service Manual > Can Communication System: Dtc Check / Clear
DTC CHECK / CLEAR
CHECK FOR DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Central Gateway / Trouble Codes.
Body Electrical > Central Gateway > Trouble Codes
(e) Read the DTCs.
...
Toyota CH-R Owners Manual
- For safety and security
- Instrument cluster
- Operation of each component
- Driving
- Interior features
- Maintenance and care
- When trouble arises
- Vehicle specifications
- For owners
Toyota CH-R Service Manual
- Introduction
- Maintenance
- Audio / Video
- Cellular Communication
- Navigation / Multi Info Display
- Park Assist / Monitoring
- Brake (front)
- Brake (rear)
- Brake Control / Dynamic Control Systems
- Brake System (other)
- Parking Brake
- Axle And Differential
- Drive Shaft / Propeller Shaft
- K114 Cvt
- 3zr-fae Battery / Charging
- Networking
- Power Distribution
- Power Assist Systems
- Steering Column
- Steering Gear / Linkage
- Alignment / Handling Diagnosis
- Front Suspension
- Rear Suspension
- Tire / Wheel
- Tire Pressure Monitoring
- Door / Hatch
- Exterior Panels / Trim
- Horn
- Lighting (ext)
- Mirror (ext)
- Window / Glass
- Wiper / Washer
- Door Lock
- Heating / Air Conditioning
- Interior Panels / Trim
- Lighting (int)
- Meter / Gauge / Display
- Mirror (int)
- Power Outlets (int)
- Pre-collision
- Seat
- Seat Belt
- Supplemental Restraint Systems
- Theft Deterrent / Keyless Entry
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