Sunday, December 15, 2019

2010 Cadillac Truck SRX AWD V6-2.8L Turbo Page 1992

2010 Cadillac Truck SRX AWD V6-2.8L Turbo Page 1992



P2729



* DTC P2729 has not set this ignition cycle.



* The engine speed is 400 RPM or greater for 5 seconds.



* The ignition voltage is 8.6 volts or greater.



P2730



* DTC P2730 has not set this ignition cycle.



* The engine speed is 400 RPM or greater for 5 seconds.



* The ignition voltage is 8.6 volts or greater.



Conditions for Setting the DTC



P2728



The TCM detects an internal electrical performance malfunction of the clutch PC solenoid 5 control circuit where the measured clutch PC solenoid



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



P2729



The TCM detects a short to ground on the clutch PC solenoid 5 control circuit for 1 second.



P2730



The TCM detects an open or short to voltage on the clutch PC solenoid 5 control circuit for 1 second.



Action Taken When the DTC Sets



P2728



* DTC P2728 is a Type C DTC.



* The TCM freezes transmission adaptive functions on the 1-2-3-4 clutch.



P2729



* DTC P2729 is a Type A DTC.



* The TCM commands maximum line pressure.



* The TCM freezes transmission adaptive functions.



* The TCM inhibits Tap Up/Down function.



* The TCM inhibits manual shifting of forward gears.



* The TCM limits then the transmission to reverse, 1st and 3rd gear.



P2730



* DTC P2730 is a Type A DTC.



* The TCM inhibits the TCC.



* The TCM forces High Side Driver 1 OFF.



* The TCM commands maximum line pressure.



* The TCM inhibits Tap Up/Down function.



* The TCM inhibits manual shifting of forward gears.



* The TCM limits then the transmission to reverse and 5th gear.



Conditions for Clearing the DTC



* DTC P2728 is a Type C DTC.



* DTCs P2729 and P2730 are Type A DTCs.



Reference Information



Connector End View Reference



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



* Inline Harness Connector End Views (See: Diagrams/Connector Views/Multiple Junction Connector/Connector End Views By Number)



Description and Operation



Transmission General Description (See: Transmission and Drivetrain/Automatic Transmission/Transaxle/Description and Operation/6T70/6T75 -



Automatic Transmission/Transmission General Description)



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)

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