DTC P0B40 Chevrolet
All Doors Unlock Control - Circuit Short To Ground
All Doors Unlock Control - Circuit Short To Ground
Description
After receiving the appropriate requests over the communication network, the Body Control Module (BCM) controls an internal relay to provide voltage to all the door lock motors on the door unlock driver circuit. The return path is provided through the door lock driver circuit. For additional information on Power Locks operation, (Refer to Electrical 8N - Power Systems Power Locks - Operation).
Cause and Solution
DRIVER DOOR UNLOCK DRIVER CIRCUIT SHORTED TO GROUNDPASSENGER DOORS UNLOCK DRIVER CIRCUIT SHORTED TO GROUNDDRIVER DOOR LOCK MOTOR (INTEGRAL TO LATCH)FRONT PASSENGER DOOR LOCK MOTOR (INTEGRAL TO LATCH)LEFT REAR PASSENGER DOOR LOCK MOTOR (INTEGRAL TO LATCH)RIGHT REAR PASSENGER DOOR LOCK MOTOR (INTEGRAL TO LATCH)BODY CONTROL MODULE (BCM)
Video Guide
Diagnostic Info
- DTC Code: P0B40
- Brand: Chevrolet