2010 Cadillac Truck SRX FWD V6-3.0L Page 1087

2010 Cadillac Truck SRX FWD V6-3.0L Page 1087

DTC P0601-P0604, P0606, P0607, P0610, P062B, P062F, P0630, P16F3, or P2610 (ECM, LF1/LFW/LWR)

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 P0601

- Control Module Read Only Memory Performance

DTC P0602

- Control Module Not Programmed

DTC P0603

- Control Module Long Term Memory Reset

DTC P0604

- Control Module Random Access Memory Performance

DTC P0606

- Control Module Processor Performance

DTC P062B

- Control Module Fuel Injector Control Performance

DTC P062F

- Control Module Long Term Memory Performance

DTC P0630

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

DTC P16F3

- Control Module Redundant Memory Performance

DTC P2610

- Control Module Ignition Off Timer Performance

Circuit/System Description

This diagnostic applies to internal microprocessor integrity conditions within the engine control module (ECM). This diagnostic also addresses if

the ECM is not programmed, or is programmed incorrectly.

Conditions for Running the DTC

P0601, P062B, P0630, P16F3

These DTCs run continuously when the ignition is ON.

P0602, P0603, P062F

These DTCs run at power up.

P0604

DTC P0604 runs continuously when the ignition is ON. First memory scan may take up to 30 s.

P0606

* System voltage is greater than 6 V.

* Reduced engine power is not active.

* DTC P0606 runs continuously when the above conditions are met.

P2610

* The intake air temperature is between -40 to +80掳C (-40 to +176掳F).