PROBLEM SYMPTOMS TABLE
NOTICE:
Click here
*1: w/ Smart Key System
HINT:
Symptom |
Suspected Area |
Link |
---|---|---|
Theft deterrent system cannot be set |
Immobiliser system (w/ Smart Key System)" security indicator light does not blink" |
|
Immobiliser system (w/o Smart Key System)" security indicator light does not blink" |
|
|
ACC signal circuit |
|
|
IG signal circuit |
|
|
Door unlock detection switch circuit |
|
|
Door courtesy switch circuit |
|
|
Back door courtesy switch circuit |
|
|
Engine hood courtesy switch circuit |
|
|
Unlock warning switch circuit (w/o Smart Key System) |
|
|
If the symptom(s) still occur after the above area is inspected and proved to be normal, replace the main body ECU (multiplex network body ECU) |
|
|
Security indicator light does not blink when theft deterrent system is set |
Immobiliser system (w/ Smart Key System)" security indicator light does not blink" |
|
Immobiliser system (w/o Smart Key System)" security indicator light does not blink" |
|
|
Theft deterrent system cannot be unset by turning the engine on. |
Replace the main body ECU (multiplex network body ECU) |
|
Theft deterrent system can be set even when door is open |
Door courtesy switch circuit |
|
Back door courtesy switch circuit |
|
|
If the symptom(s) still occur after the above area is inspected and proved to be normal, replace the main body ECU (multiplex network body ECU) |
|
|
Theft deterrent system can be set even when hood is open |
Engine hood courtesy switch circuit |
|
Vehicle horns do not sound while theft deterrent system is in alarm sounding state |
Horn circuit |
|
Hazard warning lights do not flash while theft deterrent system is in alarm sounding state |
Combination meter assembly |
|
If the symptom(s) still occur after the above area is inspected and proved to be normal, replace the main body ECU (multiplex network body ECU) |
|
|
Security horn does not sound while theft deterrent system is in alarm sounding state |
Security horn circuit |
|
Hazard warning lights flash even when theft deterrent system is not set |
Combination meter assembly |
|
If the symptom(s) still occur after the above area is inspected and proved to be normal, replace the main body ECU (multiplex network body ECU) |
|
|
The vehicle does not enter the alarm sounding state as the battery is reconnected |
Check the battery |
|
Power Source Circuit |
|
|
The warning sounds itself |
Improper Operation |
|
Toyota CH-R Service Manual > Lighting System: Back Door Courtesy Switch Circuit
DESCRIPTION
The main body ECU (Multiplex Network Body ECU) receives a back door open/closed
signal from back door lock assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Before replacing the main ECU (multiplex network body ECU), refer to Registration*1.
Click here
*1: w/ S ...
Toyota CH-R Service Manual > Steering Pad: Disposal
DISPOSAL
CAUTION / NOTICE / HINT
CAUTION:
Before performing pre-disposal deployment of any SRS part, review and closely
follow all applicable environmental and hazardous material regulations. Pre-disposal
deployment may be considered hazardous material treatment.
PROCEDURE
1. PRECAUTION
...