For 1990-2009 cars

### Diagnostic Instructions

• | Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.

• | Review Strategy Based Diagnosis for an overview of the diagnostic approach.

• | Diagnostic Procedure Instructions provides an overview of each diagnostic category.

### DTC Descriptor

DTC B1008 42: Calibration Data Not Programmed Calibration Data Set Not Programmed

### Circuit/System Description

When the ignition is turned ON, the object alarm module performs a self-test to verify if any critical malfunction exists within the system. During the power-up mode, the object alarm module checks for a valid calibration data set.

### Conditions for Running the DTC

• | DTC B1325 is not set

• | Ignition voltage is between 9-16 volts

### Conditions for Setting the DTC

A valid calibration is not detected upon module power-up.

### Action Taken When the DTC Sets

• | Parking assist is disabled.

• | The object alarm module commands the red indicator ON.

• | The object alarm module sends a serial data message to the instrument panel cluster (IPC) to display SERVICE PARK ASSIST message in the driver information center (DIC) and a chime will sound.

### 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

#### Connector End View Reference

Component Connector End Views

#### Description and Operation

Object Detection Description and Operation

#### Electrical Information Reference

• | Circuit Testing

• | Connector Repairs

• | Testing for Intermittent Conditions and Poor Connections

• | Wiring Repairs

#### Scan Tool Reference

Control Module References for scan tool information

### Circuit/System Verification

Verify that DTC B1008 is not set.

⇒ | If the DTC is set, program the object alarm module. Refer to Object Alarm Module Programming and Setup. If the DTC resets, replace the object alarm module.

### Repair Instructions

Perform the Diagnostic Repair Verification after completing the diagnostic procedure.

Control Module References for object alarm module replacement, setup, and programming