PROBLEM SYMPTOMS TABLE
HINT:
|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
Unable to register the key. |
Front door courtesy light switch assembly (for driver side) |
|
|
Wire harness or connector |
- |
|
|
Transponder key ECU assembly |
- |
|
|
Engine does not start. |
Key |
|
|
ECU power source circuit |
|
|
|
SFI system (for 2GR-FE) |
|
|
|
SFI system (for 1AR-FE) |
|
|
|
Transponder key ECU assembly |
- |
|
|
Security indicator light is always on. |
Transponder key ECU assembly |
|
|
Wire harness or connector |
- |
|
|
Accessory meter assembly |
- |
|
|
Security indicator light is off. |
Transponder key ECU assembly |
|
|
Wire harness or connector |
- |
|
|
Accessory meter assembly |
- |
|
|
Security indicator light is blinking abnormally. |
Transponder key ECU assembly |
- |
|
Engine immobiliser system DTCs are not output. |
Wire harness or connector |
|
|
Transponder key ECU assembly |
- |
Registration
Diagnosis SystemSystem Diagram
SYSTEM DIAGRAM
Communication Table
Sender
Receiver
Signal
Line
ECM
Combination Meter ECU
CRUISE main indicator operation signal
SET indicator operation sig ...
Speaker Output Short (B15C3)
DESCRIPTION
This DTC is stored when a malfunction occurs in the speakers.
DTC No.
DTC Detection Condition
Trouble Area
B15C3
A short is detected in the speaker output circuit
...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the front power seat control
system (w/ Memory).
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
...