2010 Cadillac Truck SRX AWD V6-2.8L Turbo Page 1453
4. Observe the DTC information with a scan tool. DTCs P0601, P0603, P0604, and P062F should not set.
瀚慖f a DTC sets, replace the control solenoid (w/body and TCM) valve assembly.
5. Operate the vehicle within the Conditions for Running the DTC to verify the DTC does not reset. You may also operate the vehicle within the
conditions that you observed from the Freeze Frame/Failure Records data.
Repair Instructions
Important: Perform the Service Fast Learn Adapts (See: Transmission and Drivetrain/Automatic Transmission/Transaxle/Testing and
Inspection/Programming and Relearning) any time a transmission related component is serviced.
Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure.
Control Module References (See: Testing and Inspection/Programming and Relearning) for control solenoid (w/body and TCM) valve assembly
replacement, setup, and programming
AF40-6 - Automatic Transmission
DTC P0601, P0602, P0603, or P0604
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
Circuit/System Description
This is an internal fault detection of the transmission control module (TCM). This fault is handled inside the TCM and no external circuits are
involved.
Conditions for Running the DTC
The TCM runs the program to detect an internal condition at key ON. 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
P0601
The read only memory (ROM) test has failed 5 or more times.
P0602
The TCM has been unable to detected the start program.
P0603
The TCM has detected a memory checksum error.
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