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 B071F 39: Remote PRNDL Indicator Internal Malfunction

### Circuit/System Description

The body control module (BCM) receives LIN-Bus messages from the transmission range indicator module. If there is a checksum or memory malfunction in the transmission range indicator module it broadcast this message to the BCM.

### Conditions for Running the DTC

Ignition ON

### Conditions for Setting the DTC

The BCM detects a checksum or memory fault in the transmission range indicator module.

### Action Taken When the DTC Sets

The driver information center does not display the actual gear selector position.

### Conditions for Clearing the DTC

The DTC becomes history when the condition for setting the DTC is no longer present.

### Reference Information

#### Schematic Reference

LINK

#### Connector End View Reference

Component Connector End Views

#### Description and Operation

Driver Information Center (DIC) 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

1. Replace the S3 Automatic Transmission Shift Lever and verify that the DTC does not reset.

⇒ | If the DTC resets, replace the K9 Body Control Module (BCM)

### Repair Instructions

Perform the Diagnostic Repair Verification after completing the diagnostic procedure.

• | LINK

• | Control Module References for BCM replacement, setup and programming