B1023
DTC B1023
Diagnostic Instructions
* Perform the Diagnostic System Check - Vehicle (Initial Inspection and Diagnostic Overview) prior to using this diagnostic procedure.
* Review Strategy Based Diagnosis (Initial Inspection and Diagnostic Overview) for an overview of the diagnostic approach.
* Diagnostic Procedure Instructions (Initial Inspection and Diagnostic Overview)provides an overview of each diagnostic category.
DTC Descriptor
DTC B1023 08
- Key Stuck
Circuit/System Description
The radio monitors each of the buttons located on the radio face during normal operation.
Conditions for Running the DTC
Ignition ON.
Conditions for Setting the DTC
The radio detects that a button on the radio is stuck.
Action Taken When the DTC Sets
Operations from the stuck button will be ignored.
Conditions for Clearing the DTC
* A current DTC will clear when the radio detects that the button is no longer stuck.
* A history DTC will clear after 100 malfunction free ignition cycles.
Reference Information
Schematic Reference
Radio/Audio System Schematics (Radio/Audio System Schematics)
Connector End View Reference
Component Connector End Views (Connector Views)
Description and Operation
Radio/Audio System Description and Operation (Radio/Audio System Description and Operation)
Electrical Information Reference
* Circuit Testing (Component Tests and General Diagnostics)
* Connector Repairs (Component Tests and General Diagnostics)
* Testing for Intermittent Conditions and Poor Connections (Component Tests and General Diagnostics)
* Wiring Repairs (Component Tests and General Diagnostics)
Scan Tool Reference
Control Module References (Programming and Relearning)for scan tool information
Circuit/System Verification
Ignition ON, verify DTC B1023 is not set.
If the DTC is set, replace the radio.
Repair Instructions
Perform the Diagnostic Repair Verification (Verification Tests) after completing the diagnostic procedure.
Control Module References (Programming and Relearning)for radio replacement, programming, and setup