2010 Cadillac Truck SRX AWD V6-2.8L Turbo Page 835
Rear Drive Axle
DTC C0574
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 C0574 02
- Printed Circuit Board Temperature Sensor Short to Ground
DTC C0574 04
- Printed Circuit Board Temperature Sensor Open
DTC C0574 13
- Printed Circuit Board Temperature Sensor Low Voltage/High Temperature
DTC C0574 14
- Printed Circuit Board Temperature Sensor High Voltage/Low Temperature
Diagnostic Fault Information
Circuit/System Description
A temperature sensor is installed on the circuit board of the rear differential clutch control module. The sensor is used for calculating the module
circuit board and differential clutch fluid temperature.
Conditions for Running the DTC
* The ignition is ON.
* The test runs with a frequency of 50 Hz.
Conditions for Setting the DTC
C0574 02
The analog-digital converter circuit is shorted to ground for more than 3 seconds.
C0574 04
The analog-digital converter circuit is open for more than 3 seconds.
C0574 13
The board temperature is greater than 115掳C (239掳F) for more than 3 seconds.
C0574 14
The board temperature is less than -40掳C (-40掳F) for more than 3 seconds.
Action Taken When the DTC Sets
One or more of the following actions may occur:
* All-wheel drive (AWD) is disabled.
* Service Rear Axle is displayed on the driver information center.
