DTC 012

DTC 012

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 012
- System OK

Circuit/System Description

The System OK code is used to identify that the self test has found no faults with the automatic level control system.

Conditions for Running the DTC

The ignition is ON.

Conditions for Setting the DTC

No DTCs are set after self test has been completed.

Action Taken When the DTC Sets

Automatic level control system functions normally.

Conditions for Clearing the DTC

The conditions that caused the DTC to set have been removed.

Reference Information
Schematic Reference

Automatic Level Control Schematics Electrical Diagrams
Connector End View Reference

Component Connector End Views
Description and Operation

Automatic Level Control Description and Operation Description and Operation
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 012 is set after the self test.

If the DTC is not set, program the automatic level control sensor. If the DTC does not set, replace the automatic level control sensor.

Repair Instructions

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

Important: System untested code will continue to flash until self test has been completed after the automatic level control sensor replacement.


Control Module References Control Module References for automatic level control sensor replacement, setup, and programming