2010 Cadillac CTS Sedan AWD V6-3.0L Page 1623
Conditions for Setting the DTC
P0722
* The TCM detects no output shaft speed when there is vehicle speed.
* The transmission output speed is 35 RPM or less for 4 seconds.
P0723
* The TCM detects an unrealistic drop in output shaft speed.
* The transmission input speed has not changed by more than 4100 RPM for 2 seconds.
* The transmission output speed has not changed by more than 8200 RPM for 2 seconds.
* The transmission output speed drops 650 RPM and does not recover for 1.5 seconds.
Action Taken When the DTC Sets
P0722
* DTC P0722 is a Type A DTC.
* The transmission defaults to second gear.
* The TCM enables torque management.
* The TCM freezes transmission adaptive functions.
* The TCM turns OFF all solenoids.
* The TCM turns OFF the TCC solenoid.
P0723
* DTC P0723 is a Type A DTC.
* The high side driver is turned OFF.
* The TCM turns OFF all solenoids.
* The TCM freezes transmission adaptive functions.
* The TCM enables torque management.
Conditions for Clearing the DIC/DTC
DTCs P0722 and P0723 are Type A DTCs.
Diagnostic Aids
Inspect the ISS/OSS, harness, connector and control solenoid valve assembly for metallic debris and output shaft housing machined slots for
damage or misalignment. Proper torque of the ISS/OSS mounting bolt is critical to proper speed sensor operation.
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)
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)
Description and Operation
Electronic Component Description (See: Transmission and Drivetrain/Automatic Transmission/Transaxle/Description and Operation/Electronic
Component 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
Special Tools
DT-47825-10 - Jumper Harness
