2010 Cadillac Truck SRX AWD V6-2.8L Turbo Page 1395

2010 Cadillac Truck SRX AWD V6-2.8L Turbo Page 1395

P0501

The ECM detects the CAN signal is not valid for more than 2 s.

P0503

The ECM detects the vehicle speed is greater than 275 km/h (171 MPH) for more than 0.2 s.

Action Taken When the DTC Sets

* DTC P0501 is a Type C DTC.

* DTC P0503 is a Type B DTC.

Conditions for Clearing the DTC

* DTC P0501 is a Type C DTC.

* DTC P0503 is a Type B DTC.

Reference Information

Schematic Reference

Automatic Transmission Controls Schematics (See: Transmission and Drivetrain/Automatic Transmission/Transaxle/Diagrams/Electrical

Diagrams)

Connector End View Reference

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

Electrical Information Reference

* Circuit Testing (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Circuit

Testing/Circuit Testing)

* Connector Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic

Procedures/Connector Repairs/Connector Repairs)

* Testing for Intermittent Conditions and Poor Connections (See: Testing and Inspection/Component Tests and General Diagnostics/General

Electrical Diagnostic Procedures/Circuit Testing/Testing for Intermittent Conditions and Poor Connections)

* Wiring Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Wiring

Repairs/Wiring Repairs)

Description and Operation

Transmission Component and System Description (See: Transmission and Drivetrain/Automatic Transmission/Transaxle/Description and

Operation/AF40-6 - Automatic Transmission/Transmission Component and System Description)

DTC Type Reference

Powertrain Diagnostic Trouble Code (DTC) Type Definitions (See: Diagnostic Trouble Code Descriptions/Powertrain Diagnostic Trouble Code

(DTC) Type Definitions)

Scan Tool Reference

Control Module References (See: Testing and Inspection/Programming and Relearning) for scan tool information

Circuit/System Verification

1. Ignition On, observe the DTC information with a scan tool. Verify no TCM or communication DTCs are set.

瀚慖f any TCM or communication DTCs are set, refer to Diagnostic Trouble Code (DTC) List - Vehicle (See: Diagnostic Trouble Code

Descriptions/Diagnostic Trouble Code (DTC) List - Vehicle) for further diagnosis.

2. Raise the drive wheels.

Caution: Support the lower control arms in the normal horizontal position in order to avoid damage to the drive axles. Do not operate the

vehicle in gear with the wheels hanging down at full travel.

3. Support the lower control arms so that the drive axles are in a horizontal position.

4. Engine running, place the transmission into 2nd gear.

5. Observe the scan tool Vehicle Speed parameter. The following should display a similar vehicle speed once the drive wheels are at a speed

above 5 km/h (3 MPH):

* The scan tool Vehicle Speed parameter