5. Retest for DTC P0C1A.
Circuit/System Testing
1. Inspect for DTCs P0A45, P0A46, P0A79, P0BFE, P0C04, P0C08, P0C0E, P0C18, P0C4F, P0C57, P0C58, P0C61, P0C62, P1AFE, P1B04,
or P1B10.
锟斤拷If the specified DTCs are set, repair them first. Refer to Diagnostic Trouble Code (DTC) List - Vehicle (See: Diagnostic Trouble Code
Descriptions/Diagnostic Trouble Code (DTC) List - Vehicle).
2. Repair the following conditions if observed:
Important: If a seized or binding drive axle is observed, internal transmission damage may have occurred.
* Seized or binding drive axle
* Seized or binding transfer case (4 wheel drive option)
* Seized or binding braking system
3. Attempt to drive the vehicle and retest for DTC P0C1A.
锟斤拷If the DTC resets and the vehicle makes no attempt to crank the engine, program the PIM with the latest software version and recheck for
DTCs. If the DTC resets after programming or if the PIM already contains the latest software version, replace the PIM.
锟斤拷If the engine initially starts but the vehicle later stalls, replace the drive motor generator assembly.
Repair Instructions
Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure.
Drive Motor with Generator Assembly Removal - 2nd Position (See: Transmission and Drivetrain/Automatic Transmission/Transaxle/Service and
Repair/Overhaul/2ML70 - Automatic Transmission/13. Drive Motor with Generator Assembly Removal - 2nd Position)
P0C2B
DTC P0C2B
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 P0C2B
- Auxiliary Transmission Fluid Pump Control Feedback Circuit
Diagnostic Fault Information
Typical Scan Tool Data
CADILLAC Diagnostic and Repair Information ,Wiring Diagrams. DTC. TSB. Types: TSB, DTC, Wiring Diagrams, OEM Procedures. Trusted by more than 400,000 technicians. OEM accurate fix for faster repairs. Repair Procedures and Labor Times. Factory Auto Repair info. Request A Demo Today. Factory-Correct Diagrams. Factory Part Numbers. Maintenance Schedules. Repair Procedures. Labor Times. Types: TSB, DTC.