2010 Cadillac Truck SRX AWD V6-2.8L Turbo Page 1448

2010 Cadillac Truck SRX AWD V6-2.8L Turbo Page 1448

Circuit/System Verification

1. Engine running. Let the engine run for at least 1 min.

2. Ignition OFF for at least 30 s to allow for the complete shutdown of the TCM.

3. Ignition ON, verify that DTC P0602 is not set.

瀚慖f the DTC is set, program the TCM. If the DTC resets, replace the TCM.

4. Observe the DTC information with a scan tool. DTCs P0601, P0603, P0604 should not set.

瀚慖f a DTC sets, replace the TCM.

Repair Instructions

Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure.

* Refer to Control Module References (See: Testing and Inspection/Programming and Relearning) for TCM replacement, setup, and

programming.

* Perform the Transmission Adaptive Functions (See: Transmission and Drivetrain/Automatic Transmission/Transaxle/Description and

Operation/AF40-6 - Automatic Transmission/Transmission Adaptive Functions).

ECM

DTC P0602-P0606, P0610, P0614, P0630, P06D1, P160D, P160E, P161C, or P2610 (ECM, LAU/LBW)

Diagnostic Instructions

* Perform the Diagnostic System Check - Vehicle (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System

Check - Vehicle) prior to using this diagnostic procedure.

* Review Strategy Based Diagnosis (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Strategy Based Diagnosis) for an

overview of the diagnostic approach.

* Diagnostic Procedure Instructions (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic Procedure

Instructions) provides an overview of each diagnostic category.

DTC Descriptors

DTC P0602

- Control Module Not Programmed

DTC P0603

- Control Module Long Term Memory Reset

DTC P0604

- Control Module Random Access Memory Performance

DTC P0605

- Control Module Programming Read Only Memory Performance

DTC P0606

- Control Module Processor Performance

DTC P0610

- Control Module Vehicle Options Incorrect

DTC P0614

- Engine Control Module/Transmission Control Module Programming Not Plausible

DTC P0630

- VIN Not Programmed or Mismatched - Engine Control Module (ECM)

DTC P06D1

- Control Module Ignition Coil System Circuitry Performance

DTC P160D

- Incorrect Engine Calibration Detected

DTC P160E

- Engine Calibration Monitoring Not Programmed