Occupant Detection System DTCS
OCCUPANT DETECTION SYSTEM DIAGNOSTIC TROUBLE CODE IDENTIFICATION
| DTC |
Item |
Diagnosis contents |
Reference |
| B1650 |
Occupant classification system malfunction |
- Occupant detection sensor is faulty.
- Occupant detection control module is faulty.
- Occupant detection harness is faulty.
- Rear airbag harness RH is faulty.
- A/B MAIN fuse (15 A) is blown.
|
DTC B1650 Occupant classification system malfunction |
| B1655 |
Front Buckle Switch RH Failure |
- The buckle switch RH circuit is open, shorted, or short-circuited to ground.
- Occupant detection system is faulty.
- Occupant detection harness is faulty.
|
DTC B1655 Front Buckle Switch RH Failure |
| B1760 |
Sensor mat abnormal |
- Occupant detection sensor is faulty.
- Open circuit in the occupant detection sensor, short between terminals, shorted to power supply, and shorted to ground.
- Open circuit in seat heater.
- Occupant detection control module is faulty.
|
DTC B1760 Sensor mat abnormal |
| B1761 |
Sensor mat liquid coating abnormal |
- Liquid coating abnormality is detected in occupant detection sensor.
- Occupant detection sensor is faulty.
- Occupant detection control module is faulty.
|
Inspection steps |
| B1771 |
Buckle switch malfunction |
- Passenger's seat buckle switch is faulty.
- Passenger's buckle switch circuit is open, shorted, or short-circuited to ground.
- Occupant detection system is faulty.
- Occupant detection harness is faulty.
|
DTC B1771 Buckle switch malfunction |
| B1795 |
ECM internal circuit fault |
Occupant detection control module is faulty. |
Circuit figure |