P16BA

DTC P16B8-P16BA

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 Descriptors
DTC P16B8 00
- Electric A/C Compressor Control Module Random Access Memory Performance

DTC P16B9 00
- Electric A/C Compressor Control Module Read Only Memory Performance

DTC P16BA 00
- Electric A/C Compressor Control Module Long Term Memory Performance

Circuit/System Description

The A/C compressor will diagnose its own systems and determine when a fault condition is present. This diagnostic applies to internal microprocessor integrity conditions within the A/C compressor. This fault is internal to the A/C compressor and no external circuits are involved.

Conditions for Running the DTC

* System voltage is at least 9 V.
* Ignition is ON.

Conditions for Setting the DTC

The control module has detected an internal malfunction.

Action Taken When the DTC Sets

DTCs P16B8, P16B9, and P16BA are type A DTCs.

Conditions for Clearing the DTC

DTCs P16B8, P16B9, and P16BA are type A DTCs.

Circuit/System Verification

Verify that DTC P16B8, P16B9, or P16BA is not set.

If any of the DTCs are set, replace the G1 A/C compressor.

Repair Instructions

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

Control Module References Control Module References for control module replacement, programming and setup