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

### 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

• | The ignition voltage is at least 9.0 V and no more than 16.0 V

### Conditions for Setting the DTC

The object alarm module does not detect a valid calibration data set.

### Action Taken When the DTC Sets

• | Parking assist is disabled.

• | SERVICE PARK ASSIST message is displayed in the driver information center and a chime will sound.

### Conditions for Clearing

• | The object alarm module clears the history DTC when a current DTC is not detected in 100 ignition cycles.

• | The condition for the DTC is no longer present.

### 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

• | Testing for Intermittent Conditions and Poor Connections

• | Wiring Repairs

• | Connector 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 park assist module replacement, setup, and programming