PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Smart Key System
Symptom |
Suspected Area |
See page |
---|---|---|
Power Source Mode does not Change to ON (IG and ACC) |
Smart key system (for Entry function) |
|
AM2 fuse |
- |
|
Power management control ECU |
- |
|
Engine switch |
- |
|
Wire harness or connector |
- |
|
Power Source Mode does not Change to ON (IG) |
AM2 fuse |
|
IG1 relay |
- |
|
IG2 relay |
- |
|
Main body ECU (Driver side junction block assembly) |
- |
|
Engine room relay block |
- |
|
Power management control ECU |
- |
|
Wire harness or connector |
- |
|
Power Source Mode does not Change to ON (ACC) |
AM2 fuse |
|
ACC relay |
- |
|
Main body ECU (Driver side junction block assembly) |
- |
|
Power management control ECU |
- |
|
Wire harness or connector |
- |
|
Engine does not Start |
Smart key system (for Entry function) |
|
Starter relay |
- |
|
Engine room relay block |
- |
|
Park/neutral position switch |
- |
|
Engine immobiliser system |
- |
|
Steering lock system |
- |
|
SFI system |
- |
|
Power management control ECU |
- |
|
Wire harness or connector |
- |
Engine Coolant Temperature Circuit Malfunction (P0115,P0117,P0118)
DESCRIPTION
A thermistor, whose resistance value varies according to the engine coolant temperature,
is built into the engine coolant temperature sensor.
The structure of the sensor and its connection to the ECM are similar to those
of the intake air tem ...
Lost Communication with Rear Airbag Sensor RH (B1632/81,B1633/81,B1642/81,B1692/81,B1693/81)
DESCRIPTION
The side collision sensor RH circuit (to determine deployment of the front seat
side airbag assembly RH and curtain shield airbag assembly RH) is composed of the
center airbag sensor assembly, rear airbag sensor RH and side airbag sensor RH.
...
Wireless Door Lock Tuner Circuit Malfunction (B1242)
DESCRIPTION
The door control receiver is used to receive electrical waves relating to the
entry functions of the smart key system. The certification ECU (smart key ECU assembly)
decodes the requested smart key system operation by identifying a key code ba ...