Toyota Corolla Cross: Problem Symptoms Table
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.
Airbag System
Symptom | Suspected Area |
Link |
The SRS warning light turns off after the primary check, but then comes on |
- Wire harness
- CAN communication system
- Combination meter assembly
- Airbag ECU assembly
|
|
When the ignition switch is turned to ON, the SRS warning light sometimes comes on after approximately 6 seconds |
- Wire harness
- CAN communication system
- Combination meter assembly
- Airbag ECU assembly
|
|
The SRS warning light always comes on even when DTCs are not output |
- Wire harness
- Combination meter assembly
- Airbag ECU assembly
|
|
When the ignition switch is turned to ON, the SRS warning light does not come on |
- Wire harness
- Combination meter assembly
- Airbag ECU assembly
|
|
READ NEXT:
TERMINALS OF ECU AIRBAG ECU ASSEMBLY
Terminal No. Terminal Symbol
Destination O1-3
PLR- Rear pretensioner squib LH (Rear seat outer belt assembly LH)
O1-4 PLR+
FREEZE FRAME DATA DESCRIPTION (a) When an airbag system DTC is stored, the airbag ECU assembly stores the current vehicle (ECU or sensor) state as Freeze Frame Data.
CHECK FREEZE FRAME DATA CAUTION:
CHECK MODE PROCEDURE CHECK MODE: DTC CHECK (a) Select "Check Mode" and proceed with checking using the GTS. Body Electrical > SRS Airbag > Utility
Tester Display Check Mode
NOTI
SEE MORE:
DISASSEMBLY CAUTION / NOTICE / HINT COMPONENTS (DISASSEMBLY)
Procedure Part Name Code
1 ULTRASONIC SENSOR CLIP
89348D
- -
2 REAR CENTER ULTRASONIC SENSOR
89342A -
- -
3 REAR CORNER ULTRASONIC SENSOR
89342 -
DESCRIPTION
ECM*1 or hybrid vehicle control ECU*2 performs cruise control based
on signals from the driving assist switch, +RES switch, -switch, CANCEL
switch (steering pad switch assembly).
Forward recognition camera changes the driving support mode, turns LTA
ON/OFF, and sets th