2010 Cadillac Truck SRX AWD V6-3.0L Page 667
5. Test for 3.3-3.7k ohm between the signal terminal 12 X2 and the low reference circuit terminal 6 X2 while pressing the Set/Clr switch.
瀚慖f not within the specified value, replace the S78 Turn Signal/Multi-Function Switch.
6. Test for less than 30 ohm between the signal terminal 5 X2 and the ground circuit terminal 3 X2 while pressing the Menu switch.
瀚慖f greater than the specified value, replace the S78 Turn Signal/Multi-Function Switch.
Repair Instructions
Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure.
* Turn Signal Multifunction Switch Replacement (See: Lighting and Horns/Sensors and Switches - Lighting and Horns/Turn Signal
Switch/Service and Repair/Turn Signal Multifunction Switch Replacement)
* Control Module References (See: Testing and Inspection/Programming and Relearning) for instrument cluster replacement, programming
and setup
B3583
DTC B0173, B0178, B0509, B0514, B0519, B3583, or B3933
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 B0173 02
- Upper Left Duct Air Temperature Sensor Circuit Short to Ground
DTC B0173 05
- Upper Left Duct Air Temperature Sensor Circuit High Voltage/Open
DTC B0178 02
- Lower Left Duct Air Temperature Sensor Circuit Short to Ground
DTC B0178 05
- Lower Left Duct Air Temperature Sensor Circuit High Voltage/Open
DTC B0509 02
- Upper Right Duct Air Temperature Sensor Circuit Short to Ground
DTC B0509 05
- Upper Right Duct Air Temperature Sensor Circuit High Voltage/Open
DTC B0514 02
- Lower Right Duct Air Temperature Sensor Circuit Short to Ground
DTC B0514 05
- Lower Right Duct Air Temperature Sensor Circuit High Voltage/Open
DTC B0519 02
- Rear Upper Duct Air Temperature Sensor Circuit Short to Ground
DTC B0519 05
- Rear Upper Duct Air Temperature Sensor Circuit High Voltage/Open
DTC B3583 02
- Rear Lower Duct Air Temperature Sensor Circuit Short to Ground
DTC B3583 05
- Rear Lower Duct Air Temperature Sensor Circuit High Voltage/Open
