Monday, June 28, 2021

2010 Cadillac Truck SRX AWD V6-3.0L Page 1600

2010 Cadillac Truck SRX AWD V6-3.0L Page 1600



Control Module References (See: Testing and Inspection/Programming and Relearning) for scan tool information



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).



Fuel Pump Control Module



DTC P0601-P0604, P0606, or P062F (Fuel Pump Control Module)



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 (ROM)



DTC P0602



- Control Module Not Programmed



DTC P0603



- Control Module Long Term Memory Reset



DTC P0604



- Control Module Random Access Memory (RAM)



DTC P0606



- Control Module Internal Performance



DTC P062F



- Control Module Long Term Memory Performance



Circuit/System Description



The internal fault detection is handled inside the fuel pump control module. No external circuits are involved.



Conditions for Running the DTC



The fuel pump control module runs the program to detect an internal fault when power up is commanded. The only requirements are voltage and



ground. This program runs even if the voltage is out of the valid operating range.



Conditions for Setting the DTC



The fuel pump control module has detected an internal malfunction.

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