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DTC P0658 or P0659

DTC P0658 or P0659

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 Descriptors

DTC P0658 00

Actuator High Control Circuit Group 1 Low Voltage

DTC P0659 00

Actuator High Control Circuit Group 1 High Voltage

Circuit/System Description

These DTC apply to internal 5 V reference voltage supply within the engine control module (ECM).

Conditions for Running the DTC


• The ignition is ON.

• The DTCs runs continuously when the above condition are met.


Conditions for Setting the DTC

P0658

The internal 5 V reference voltage is too low.

P0658

The internal 5 V reference voltage is too high.

Action Taken When the DTC Sets

DTC P0658 and P0659 are Type C DTCs.

Conditions for Clearing the DTC

DTC P0658 and P0659 are Type C DTCs.

Reference Information

DTC Type Reference

Powertrain Diagnostic Trouble Code (DTC) Type Definitions

Circuit/System Testing


1. Observe the Freeze Frame/Failure Records with a scan tool.

2. Clear the DTCs with a scan tool.

3. Ignition OFF for 30 s.

4. Run the vehicle within the Conditions for Running the DTCs. You may also operate the vehicle within the conditions that you have noted from the Freeze Frame/Failure Records.

5. If DTC P0658 or P0659 is reset this ignition, replace the K20 Engine Control Module.


Repair Instructions

Perform the Diagnostic Repair Verification after completing the diagnostic procedure.

Control Module References for ECM replacement, setup, and programming