Astra J
DTC B071FDiagnostic Instructions
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| • | 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: Transmission Range 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
Automatic Transmission Controls Schematics
Connector End View Reference
Description and Operation
Driver Information Center (DIC) Description and Operation
Electrical Information Reference
Scan Tool Reference
Control Module References for scan tool information
Circuit/System Verification
Replace the S3 Transmission Shift Lever and verify that the DTC does not reset.
If the DTC resets, replace the K9 Body Control Module.Repair Instructions
Perform the Diagnostic Repair Verification after completing the diagnostic procedure.
| • | Control Module References for BCM replacement, setup and programming |
