Toyota Corolla Cross: Occupant Classification System
Toyota Corolla Cross (2022-2024) Service Manual / Vehicle Interior / Supplemental Restraint Systems / Occupant Classification System
- Precaution
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Operation Check
- Initialization
- Problem Symptoms Table
- Terminals Of Ecu
- Dtc Check / Clear
- Freeze Frame Data
- Fail-safe Chart
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Vehicle Control History
- Passenger Seat Occupant Classification Sensor "A" Signal Bias Level Out of Range / Zero Adjustment Failure (B00C028)
- Passenger Seat Occupant Classification Sensor "A" Signal (some circuit quantity, reported via serial data) Invalid (B00C086)
- Passenger Seat Occupant Classification Sensor "A" Missing Message (B00C087)
- Passenger Seat Occupant Classification Sensor "A" Component Internal Failure (B00C096)
- Passenger Seat Occupant Classification Sensor "C" Signal Bias Level Out of Range / Zero Adjustment Failure (B00C228)
- Passenger Seat Occupant Classification Sensor "C" Signal (some circuit quantity, reported via serial data) Invalid (B00C286)
- Passenger Seat Occupant Classification Sensor "C" Missing Message (B00C287)
- Passenger Seat Occupant Classification Sensor "C" Component Internal Failure (B00C296)
- Load Sensor for Occupant Detection System Circuit Short to Battery (B179312)
- Load Sensor for Occupant Detection System Circuit Voltage Below Threshold (B179316)
- Load Sensor for Occupant Detection System Circuit Voltage Above Threshold (B179317)
- Trouble in Passenger Airbag ON/OFF Indicator
- LIN Communication Circuit
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Precaution
PRECAUTION GENERAL PRECAUTION (a) The following conditions may be interpreted as a malfunction even though they are normal operation:
An object is placed on the front passenger seat and the syste
Parts Location
PARTS LOCATION ILLUSTRATION
*1 BRAKE ACTUATOR ASSEMBLY
- SKID CONTROL ECU *2
MAP LIGHT ASSEMBLY - PASSENGER AIRBAG ON/OFF INDICATOR ILLUSTRATION
*1 AIRBAG ECU AS
System Diagram
SYSTEM DIAGRAM
Communication Table
Transmitting ECU / Parts (Transmitter)
Receiving ECU (Receiver)
Signal Communication Method
Passenger Seat Buckle Switch (Front Seat Inn
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Diagnosis System
DIAGNOSIS SYSTEM DESCRIPTION (a) The transponder key ECU assembly controls the immobiliser system. Immobiliser system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3).
CHECK DLC3 (a) Check the DLC3. Click here
INSPECT AUXILIARY BATTERY VOLTA
Engine Control System Malfunction (C1280)
DESCRIPTION
When a malfunction has occurred in the SFI system circuit, the 4WD ECU assembly
stores DTC C1280.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C1280
Engine Control System Malfunction
SFI
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