DTC 012

DTC 012

Diagnostic Instructions

* Perform the Diagnostic System Check - Vehicle (Initial Inspection and Diagnostic Overview) prior to using this diagnostic procedure.
* Review Strategy Based Diagnosis (Initial Inspection and Diagnostic Overview) for an overview of the diagnostic approach.
* Diagnostic Procedure Instructions (Initial Inspection and Diagnostic Overview)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 (Connector Views)
Description and Operation

Automatic Level Control Description and Operation (Description and Operation)
Electrical Information Reference

* Circuit Testing (Component Tests and General Diagnostics)
* Connector Repairs (Component Tests and General Diagnostics)
* Testing for Intermittent Conditions and Poor Connections (Component Tests and General Diagnostics)
* Wiring Repairs (Component Tests and General Diagnostics)

Scan Tool Reference

Control Module References (Programming and Relearning)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 module. If the DTC does not set, replace the automatic level control module.

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 (Programming and Relearning)for automatic level control module replacement, setup, and programming