The BCM senses the supply voltage circuit above 24.5 volts after 5 seconds.
Action Taken When the DTC Sets
The BCM will ignore the switch command.
Conditions for Clearing the DTC
- A current DTC clears when the malfunction is no longer present.
- A history DTC clears when the module ignition cycle counter reaches the reset threshold, without a repeat of the malfunction.
Diagnostic Aids
- Before diagnosis of the steering wheel controls, ensure the primary controls of the associated component are functioning properly.
- If a single switch function is inoperative, test the suspect switch. Refer to «Component Testing»(ref-302139-S16437886912008102100000) .
- DTC B1529 07 may be set if the vehicle is equipped with dual batteries that is incorrectly hooked up, or the vehicle is jump started by a tow truck with dual batteries.
Reference Information
Schematic Reference
Steering Wheel Secondary/Configurable Control Schematics
Connector End View Reference
Component Connector End Views
Description and Operation
Steering Wheel Controls Description and Operation
Electrical Information Reference
- «Circuit Testing»(ref-302132-S22107311252008102100000)
- «Connector Repairs»(ref-302132-S18253991032008102100000)
- «Testing for Intermittent Conditions and Poor Connections»(ref-302132-S40146669752008102100000)
- «Wiring Repairs»(ref-302132-S42054099512008102100000)
Scan Tool Reference
Control Module References for scan tool information