DTC P0B75 Chevrolet
Theft-alarm Siren LIN timeout
Theft-alarm Siren LIN timeout
Description
The ETACS-ECU receives signal from the theft-alarm siren. If signal cannot be received at all, DTC U1006 will be set. Current trouble: Connector(s) or wiring harness in the LIN bus lines between the theft-alarm siren and the ETACS-ECU, the power supply system of the power window main switch, or the theft-alarm siren itself may be defective. NOTE: If DTC U1006 is stored as a past trouble, carry out diagnosis with particular emphasis on wiring and connector(s) in the LIN bus line between the theft-alarm siren and the ETACS-ECU, and the power supply system of the theft-alarm siren.
Cause and Solution
The theft-alarm siren may be defective. The LIN cutoff control unit may be defective. The wiring harness or connectors may have loose, corroded, or damaged terminals, or terminals pushed back in the connector.
Video Guide
Diagnostic Info
- DTC Code: P0B75
- Brand: Chevrolet