2010 Cadillac CTS Sedan AWD V6-3.0L Page 1463

2010 Cadillac CTS Sedan AWD V6-3.0L Page 1463

* DTC P0120, P0220 or P0503 are not set.

* The TP sensor angle is more than 3.5 percent.

* The engine is running.

* The system voltage is 8-18V.

* TFT is more than -40掳C (-40掳F)

* The engine speed is 1,500-6,500 RPM.

* Vehicle speed is less than 200 km/h (124 mph).

* Engine torque is 68-8192 Nm (50-6,042 lb ft).

P0503

* The system voltage is 8-18V.

* The engine speed is 500-7,500 RPM.

* Transmission out speed change is less than 146 RPM for 2 seconds.

Conditions for Setting the DTC

P0502

The transmission output speed is 58 RPM or less for 5 seconds.

P0503

The transmission output speed drops 351 RPMs in less than 3 seconds.

Action Taken When the DTC Sets

P0502 and P0503 are Type B DTCs.

Conditions for Clearing the DTC

P0502 and P0503 are Type B DTCs.

Reference Information

Schematic Reference

Manual Transmission Schematics (See: Transmission and Drivetrain/Manual Transmission/Transaxle/Diagrams/Electrical Diagrams/Tremec

6-Speed - Manual Transmission)

Connector End View Reference

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

Description and Operation

Manual Transmission Description and Operation (See: Transmission and Drivetrain/Manual Transmission/Transaxle/Description and

Operation/Tremec 6-Speed - Manual Transmission/Manual Transmission Description and Operation)

Electrical Information Reference

* Circuit Testing (See: Testing and Inspection/Component Tests and General Diagnostics/Circuit Testing/Circuit Testing)

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

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

Testing/Testing for Intermittent Conditions and Poor Connections)

* Wiring Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/Wiring Repairs/Wiring Repairs)

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)

Special Tools

J 35616 - GM-Approved Terminal Test Kit

For equivalent regional tools, refer to Special Tools (See: Transmission and Drivetrain/Manual Transmission/Transaxle/Tools and

Equipment/Tremec 6-Speed - Manual Transmission).

Circuit/System Verification

1. Raise and support the drive wheels.