DIAGNOSTIC TROUBLE CODE CHART
AIR CONDITIONING SYSTEM
DTC No. |
Detection Item |
DTC Detection Condition |
Link |
---|---|---|---|
B1411 |
Room Temperature Sensor Circuit |
Any of the following conditions is met:
|
|
B1412 |
Ambient Temperature Sensor Circuit |
When the air conditioning amplifier assembly receives out-of-range outside temperature sensor data from the combination meter assembly. |
|
B1413 |
Evaporator Temperature Sensor Circuit |
Any of the following conditions is met:
|
|
B1423 |
Pressure Sensor Circuit |
Any of the following conditions is met:
|
|
B1441 |
Air Mix Damper Control Servo Motor Circuit (Passenger Side) |
Any of the following conditions is met:
|
|
B1442 |
Air Inlet Damper Control Servo Motor Circuit |
Any of the following conditions is met:
|
|
B1443 |
Air Outlet Damper Control Servo Motor Circuit |
Any of the following conditions is met:
|
|
B1446 |
Air Mix Damper Control Servo Motor Circuit (Driver Side) |
Any of the following conditions is met:
|
|
B1451 |
Compressor Solenoid Circuit |
Any of the following conditions is met:
|
|
B1453 |
Air Outlet Damper Cool Control Servo Motor Circuit (Driver Side) |
Any of the following conditions is met:
|
|
B1454 |
Air Outlet Damper Cool Control Servo Motor Circuit (Passenger Side) |
Any of the following conditions is met:
|
|
B14B2 |
Lost Communication with Front Panel LIN |
Lost communication with air conditioning control assembly |
|
B14B9 |
Open in Ion Generator Circuit |
Open in ion generator sub-assembly circuit |
|
U0100 |
Lost Communication with ECM |
No communication with ECM |
|
U0131 |
Lost Communication with Electric Power Steering ECU |
No communication with power steering ECU assembly |
|
U0142 |
Lost Communication with Main Body ECU |
No communication with main body ECU (multiplex network body ECU) |
|
U0155 |
Lost Communication with Combination Meter |
No communication with combination meter assembly |
|
Toyota CH-R Service Manual > Continuously Variable Transaxle System: Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS
HINT:
Inspect the ECM using check mode. Intermittent problems are easier to detect
with the Techstream when the ECM is in check mode. In check mode, the ECM uses 1
trip detection logic, which is more sensitive to malfunctions than normal mode (default),
which ...
Toyota CH-R Service Manual > Window Defogger System: Rear Window Defogger System does not Operate
DESCRIPTION
When the rear window defogger switch on the air conditioning control assembly
is pressed, the operation signal is transmitted to the air conditioning amplifier
assembly via LIN communication. When the air conditioning amplifier assembly receives
the signal, it turns on the DEF rel ...