Tuesday, March 31, 2020

2010 Cadillac Truck SRX AWD V6-2.8L Turbo Page 788

2010 Cadillac Truck SRX AWD V6-2.8L Turbo Page 788



Circuit/System Verification



Verify that DTC C078A is not set.



If the DTC is set, replace the tire pressure sensor locator module.



Repair Instructions



Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the repair.



Control Module References (See: Testing and Inspection/Programming and Relearning) for module replacement, setup, and programming



C0110



DTC C0110



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 C0110 00



- Pump Motor Circuit Malfunction



DTC C0110 04



- Pump Motor Circuit Open



DTC C0110 61



- Pump Motor Circuit Stuck



Diagnostic Fault Information



Circuit/System Description



The pump motor is an integral part of the brake pressure modulator valve assembly, while the pump motor relay is integral to the electronic brake



control module (EBCM). The pump motor relay is not engaged during normal system operation. When the ABS, traction control or stability control



operation is required, the EBCM activates the pump motor relay and turns the pump motor ON.



Conditions for Running the DTC



Ignition ON.



Conditions for Setting the DTC



C0110 00



* An unintentional pump motor activation is detected for 1.785 s.



* An open/high resistance is detected on the pump motor B+ circuit for 1.8 s.



C0110 04



An unintentional pump motor activation is detected for 1.785 s.