Friday, April 9, 2021

2010 Cadillac CTS Sedan AWD V6-3.6L Page 284

2010 Cadillac CTS Sedan AWD V6-3.6L Page 284



3. If all modules stored VIN match the actual VIN, replace the TDM.



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 BCM, XBCM, TDM, IPC, DDM, PDM replacement,



setup, and programming



Object Detection (Parking Assist Display Only)



DTC B1015 (Parking Assist Display Only)



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 B1015 00



- Vehicle Identification Number (VIN) Information Error



Circuit/System Description



When the ignition is turned ON, the rear object sensor control module receives the vehicle identification number (VIN) from the body control



module (BCM). The rear object sensor control module will compare the VIN received to the VIN stored in memory.



Conditions for Running the DTC



* DTC B1325 is not set



* Ignition voltage is between 9-16 volts



Conditions for Setting the DTC



The VIN stored in the rear object sensor control module does not match the received VIN.



Action Taken When the DTC Sets



* Rear parking assist system is disabled.



* The rear object sensor control module commands the red indicator ON.



* The rear object sensor control module sends a serial data message to the instrument panel cluster (IPC) to display SERVICE PARK ASSIST



message in the driver information center (DIC) and a chime will sound.



Conditions for Clearing



* The DTC will transition to history when the fault is no longer present.



* A history DTC will clear after 100 malfunction-free ignition cycles.



Reference Information



Schematic Reference



Object Detection Schematics (See: Accessories and Optional Equipment/Collision Avoidance and Parking Assist Systems/Diagrams/Electrical



Diagrams)



Connector End View Reference



Component Connector End Views (See: Diagrams/Connector Views)



Description and Operation



Object Detection Description and Operation (UD7 with Display) (See: Accessories and Optional Equipment/Collision Avoidance and Parking



Assist Systems/Description and Operation/Object Detection Description and Operation (UD7 with Display))Object Detection Description and



Operation (UD7 Audio Only) (See: Accessories and Optional Equipment/Collision Avoidance and Parking Assist Systems/Description and



Operation/Object Detection Description and Operation (UD7 Audio Only))Object Detection Description and Operation (B3T) (See: Accessories



and Optional Equipment/Collision Avoidance and Parking Assist Systems/Description and Operation/Object Detection Description and Operation

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