2010 Cadillac CTS Sedan AWD V6-3.0L Page 2021

2010 Cadillac CTS Sedan AWD V6-3.0L Page 2021

* The high side driver is enabled.

P2764

* DTC P2764 has not set this ignition cycle.

* The engine speed is 500 RPM or greater for 5 seconds.

* The ignition voltage is 8.6 volts or greater.

* The high side driver is enabled.

* Transmission fluid temperature is 140掳C (284掳F) or greater.

Conditions for Setting the DTC

P2762

The TCM detects an internal electrical performance malfunction of the TCC PC solenoid control circuit where the measured TCC PC solenoid

current does not equal the commanded TCC PC solenoid for 5 seconds.

P2763

The TCM detects an open/high resistance or short to voltage on the TCC pressure solenoid control circuit for 5 seconds.

P2764

The TCM detects a short to ground on the TCC pressure solenoid control circuit for 1 minute.

Action Taken When the DTC Sets

P2762

DTC P2762 is a Type C DTC.

P2763 or P2764

* DTCs P2763 and P2764 are Type A DTCs.

* The TCM inhibits TCC.

* The TCM commands maximum line pressure.

* The TCM freezes transmission adaptive functions.

* The TCM enables Torque management.

* The TCM inhibits TAP Up/Down function.

* The TCM inhibits manual shifting of forward gears.

Conditions for Clearing the DIC/DTC

* DTC P2762 is a Type C DTC.

* DTCs P2763 and P2764 are Type A DTCs.

Reference Information

Schematic Reference

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

Connector End View Reference

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

* Inline Harness Connector End Views (See: Power and Ground Distribution/Multiple Junction Connector/Diagrams)

Description and Operation

* Transmission General Description (See: Transmission and Drivetrain/Automatic Transmission/Transaxle/Description and

Operation/Transmission General Description)

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

Operation/Transmission Component and System Description)

* Electronic Component Description (See: Transmission and Drivetrain/Automatic Transmission/Transaxle/Description and

Operation/Electronic Component Description)

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)