B1015

DTC B1015

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 B1015 00

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Vehicle Identification Number (VIN) Information Error

Circuit/System Description

When the ignition is turned ON, the rear object sensor control module receives the vehicle identification number (VIN) from the body control module (BCM). The rear object sensor control module will compare the VIN received to the VIN stored in memory.

Conditions for Running the DTC

* DTC B1325 is not set

* Ignition voltage is between 9-16 volts

Conditions for Setting the DTC

The VIN stored in the rear object sensor control module does not match the received VIN.

Action Taken When the DTC Sets

* The parking assist system is disabled.

* The rear object sensor control module sends a serial data message to the instrument panel cluster (IPC) to display SERVICE PARK ASSIST message in the driver information center (DIC).

Conditions for Clearing

* The DTC will transition to history when the fault is no longer present.

* A history DTC will clear after 100 malfunction-free ignition cycles.

Reference Information

Schematic Reference

Object Detection Schematics [1][2]Collision Avoidance and Parking Assist Systems

Connector End View Reference

Component Connector End Views 1-2 Shift Solenoid (SS) Valve (M30)

Description and Operation

Object Detection Description and Operation (UVC) Object Detection (UVC)Object Detection Description and Operation (UD7) Object Detection (UD7)

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 Control Module References for scan tool information

Circuit/System Verification

Verify that DTC B1015 is not set.

If the DTC is set, program the rear object sensor control module. If the DTC resets, replace the rear object sensor control module.

Repair Instructions

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

Control Module References Control Module References for Object Alarm Module replacement, setup, and programming.