DTC Troubleshooting: U1291 (Power Distribution Module): Inspection
Communication (B-CAN_H), Communication (B-CAN_L) Open Wire Inspection
■ Test Procedure
- Preparation
- Power distribution module connector B (14P): disconnected
- Body control module connector B (36P): disconnected
- Procedure
- Perform the inspection according to the following table.
| (Disconnected) Power distribution module connector B (14P) female terminals | (Disconnected) Body control module connector B (36P) female terminals | ||||
| IG Mode |
|
|
Normal Conditions | ||
| B-CAN_H open wire inspection | OFF | There is less than 1 Ohm | |||
| B-CAN_L open wire inspection | OFF | There is less than 1 Ohm | |||
■ Results
- If abnormal, there is a problem in the circuit.
- If normal, there is a problem with the body control module.