2010 Cadillac Truck Escalade/ESV RWD V8-6.2L Page 2149
(DTC) Type Definitions)
Scan Tool Reference
Control Module References (See: Testing and Inspection/Programming and Relearning) for scan tool information
Circuit/System Verification
1. Observe the DTC information with a scan tool. DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610 should not set.
2. 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.
Circuit/System Testing
1. Observe the DTC information with a scan tool.
瀚慖f DTC P0602 is set, attempt to program the K20 ECM before replacing the K20 ECM. Refer to Control Module References (See:
Testing and Inspection/Programming and Relearning) for K20 ECM replacement, setup, and programming.
瀚慖f DTC P0602 resets, replace the K20 ECM.
2. Observe the DTC information with a scan tool. DTC P0601, P0603, P0604, P0605, P0606, P0607, P060D, P062F, or P2610 should not set.
瀚慖f a DTC failed this ignition, replace the K20 ECM.
Repair Instructions
Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure.
Control Module References (See: Testing and Inspection/Programming and Relearning) for ECM replacement, programming and setup
2ML70 - Automatic Transmission
DTC P0601-P0606, P060B, or P062F
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 Descriptor
DTC P0601
- Transmission Control Module (TCM) Read Only Memory (ROM)
DTC P0602
- Transmission Control Module (TCM) Not Programmed
DTC P0603
- Transmission Control Module (TCM) Long Term Memory Reset
DTC P0604
- Transmission Control Module (TCM) Random Access Memory (RAM)
DTC P0606
- Transmission Control Module (TCM) Internal Performance
DTC P060B
- Control Module Analog to Digital Performance
DTC P062F
- Transmission Control Module (TCM) Long Term Memory Performance
Circuit/System Description
This is an internal fault detection of the transmission control module. This fault is handled inside the transmission control module and no external
circuits are involved. The transmission control module is part of the control solenoid valve assembly, and is not serviced separately.
