Monday, May 3, 2021

2010 Cadillac Truck SRX FWD V6-3.0L Page 637

2010 Cadillac Truck SRX FWD V6-3.0L Page 637



Circuit/System Description



The body control module (BCM) controls the door lock, passenger door unlock and driver door unlock circuits. Voltage is applied to the



appropriate circuit when the BCM senses a door lock/unlock switch activation or a keyless entry lock or unlock command.



Conditions for Running the DTC



The system voltage is 9-16 V.



Conditions for Setting the DTC



B3125 01, B3130 01, B3135 02



The BCM detects a short to battery on a door latch control circuit



B3125 02, B3130 02, B3135 02



The BCM detects a short to ground on a door latch control circuit.



Action Taken When the DTC Sets



All the power door locks will be inoperative.



Conditions for Clearing the DTC



* This DTC will be current for as long as the fault is present.



* When the fault is no longer present, the DTC will be a history DTC.



* A history DTC will clear after 50 ignition cycles.



Reference Information



Schematic Reference



Door Lock/Indicator Schematics (See: Body and Frame/Locks/Diagrams/Electrical Diagrams/Door Lock/Indicator Schematics)



Connector End View Reference



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



Description and Operation



Power Door Locks Description and Operation (See: Body and Frame/Locks/Power Locks/Description and Operation)



Electrical Information Reference

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