Vehicle Access

DTC B1017

Diagnostic Instructions

* Perform the Diagnostic System Check - Vehicle (Diagnostic System Check - Vehicle) prior to using this diagnostic procedure.
* Review Strategy Based Diagnosis (Strategy Based Diagnosis) for an overview of the diagnostic approach.
* Diagnostic Procedure Instructions (Diagnostic Procedure Instructions) provides an overview of each diagnostic category.

DTC Descriptor
DTC B1017
- Output Driver Module Performance

Circuit/System Description

The driver and passenger door modules (DDM PDM), upon receipt of a class 2 message or a direct lock or unlock switch input will supply battery positive voltage to the internal door lock and unlock relays control circuits.

Conditions for Running the DTC

The battery voltage is between 9-16 volts.

Conditions for Setting the DTC

During a lock or unlock function, the DDM or PDM detects an internal lock or unlock relay driver circuit is shorted to ground.

Action Taken When the DTC Sets

The DDM or PDM will cancel any outputs on the door lock or unlock relay control circuits.

Conditions for Clearing the DTC

* This DTC will clear on current status after the condition for setting the fault is corrected.
* A history DTC will clear after 50 consecutive ignition cycles without a fault present.

Reference Information
Schematic Reference

Door Lock/Indicator Schematics (Door Lock/Indicator Schematics)
Connector End View Reference

Component Connector End Views (Connector Views)
Description and Operation

Power Door Locks Description and Operation (Description and Operation)
Electrical Information Reference

* Circuit Testing (Circuit Testing)
* Connector Repairs (Connector Repairs)
* Testing for Intermittent Conditions and Poor Connections (Testing for Intermittent Conditions and Poor Connections)
* Wiring Repairs (Wiring Repairs)

Scan Tool Reference

Control Module References (Programming and Relearning) for scan tool information

Circuit/System Verification

1. Ignition ON, clear the affected door module DTCs.
2. Operate a power door lock switch to lock and unlock and verify that the DTC does not reset.

• If the DTC resets, replace the affected door module.

Repair Instructions

Perform the Diagnostic Repair Verification (Verification Tests) after completing the diagnostic procedure.

Control Module References (Programming and Relearning) for door lock and side window switch replacement, programming, and setup