Transmission Control Module (TCM) - DTCS P1D94 To U1479 - 8HP45 Automatic Transmission

• Diagnosis And Testing
  • P1D94-TCM Internal - SBW Calibration Mismatch
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1D95-TCM Clutch Failure Undetermined
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1D96-Incorrect Gear Ratio: Clutch A Or B Defective
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1D97-Incorrect Gear Ratio: Clutch A Or D Defective
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1D98-Incorrect Gear Ratio: Clutch B Or D Defective
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1D99-Incorrect Gear Ratio: Clutch B Or E Defective
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1D9A-Incorrect Gear Ratio: Clutch C Or D Defective
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1D9B-Incorrect Gear Ratio: Clutch A Or E Defective
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1D9C-Incorrect Gear Ratio: Clutch A Or C Defective
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1D9D-Incorrect Gear Ratio: Clutch B Or C Defective
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1D9E-Incorrect Gear Ratio: Clutch C Or E Defective
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1D9F-Incorrect Gear Ratio: Clutch D Or E Defective
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DA0-Incorrect Gear Ratio: Clutch A, B, Or C Defective
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DA1-Incorrect Gear Ratio: Clutch A, B, Or E Defective
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DA2-Incorrect Gear Ratio: Clutch B, C, Or E Defective
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DA3-Incorrect Gear Ratio: Clutch B, D, Or E Defective
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DA4-Incorrect Gear Ratio: Clutch B, C, Or D Defective
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DA5-Incorrect Gear Ratio: Clutch C, D, Or E Defective
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DA6-Incorrect Gear Ratio: Clutch A, C, Or D Defective
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DA7-Incorrect Gear Ratio: Clutch A, D, Or E Defective
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DA8-Incorrect Gear Ratio: Clutch A, B, Or D Defective
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DA9-Transmission Fluid Temperature Rationality
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DAA-Trans Temp Undetermined
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DAB-Vehicle Speed Undetermined
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DAC-Engine Speed Undetermined
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DAD-Input Shaft/Output Shaft Direction Correlation
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DAE-Position Valve Stuck - 6TH Gear Trans Limp In
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DAF-Incompatible Limp In Action Requested
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DB0-Implausible Torque Request Signal Sent
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DB1-TCM System Voltage Excessively Low
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DB2-Actuator Supply Voltage "A" Circuit
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DB3-TCM Ecu Reset/Recovery Occurred
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DB4-Incorrect Gear Ratio During Gear Engagement Or In Gear
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DB5-Incorrect Gear Ratio During Shift
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DB6-Vehicle Speed Signal Performance
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DB7-Torque Converter Clutch Performance
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DB8-Unintended Torque Applied While In Neutral
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DB9-TCM Ecu Reset - Extended Low Voltage
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DC7-Clutch Temp Threshold Achieved - Shift Time Reduction
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DC8-Clutch Temp Threshold Achieved - AUTOSTICK Inhibit
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DC9-Clutch Temp Threshold Achieved - Skip Shift Down Inhibit
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DCA-Park Sense Circuit Open
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DCD-TCM Monitoring Processor Performance - Multiple Clutches Locked Up
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DCE-TCM Monitoring Processor Performance - Incorrect Driving Direction
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DCF-TCM Monitoring Processor Performance - UNALLOWED Park Engagement Do To Abs Failure
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DD0-TCM Monitoring Processor Performance - UNALLOWED Park Engagement
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DD1-Input/Turbine Speed Sensor 1 Gradient Fault
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DD2-Torque Request Signal From TCM Denied
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DDC-TCM Monitoring Processor Performance - UNALLOWED Reverse Engagement
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DDD-TCM Monitoring Performance - Unable To Disengage Drive Or Reverse
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DDE-Ignition Run/Start Input 1/2 Correlation
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DEB-Incorrect Gear Displayed Due To Incorrect Gear Ratio
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DF3-Ecu Not Initialized
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DF7-Actual Decrease Of Engine Torque - Low
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DF8-Actual Decrease Of Engine Torque - High
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DF9-Actual Increase Of Engine Torque - Low
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P1DFA-Actual Increase Of Engine Torque - High
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P215C-Output Shaft Speed - Wheel Speed Correlation
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P2713-Pressure Control Solenoid "D"
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P2722-Pressure Control Solenoid "E"
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P2761-Torque Converter Clutch Pressure Control Solenoid Control Circuit/Open
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P2762-Torque Converter Clutch Pressure Control Solenoid Control Circuit Range/Performance
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P2763-Torque Converter Clutch Pressure Control Solenoid Control Circuit High
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • P2764-Torque Converter Clutch Pressure Control Solenoid Control Circuit Low
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0001-Can C Bus
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0002-Can C Bus Off Performance
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0074-Dedicated Powertrain (D-Pt) Can Bus Off
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0100-Lost Communication With ECM/Pcm
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0102-Lost Communication With Transfer Case Control Module / AWD
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0103-Lost Communication With Electric Gear Shift Module
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0121-Lost Communication With Anti-Lock Brake System (Abs) Control Module
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0140-Lost Communication With Body Control Module
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0141-Lost Communication With IPM (FCM/TIPM)
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0151-Lost Communication With Occupant Restraint Controller (Orc)
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0155-Lost Communication With Cluster/CCN
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0212-Lost Communication With SCM
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0401-Implausible Data Received From ECM/Pcm
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0403-Implausible Data Received From T-Case
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0404-Implausible Data Received From ESM
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0415-Implausible Data Received From Abs
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0422-Implausible Data Received From Body Control Module
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0423-Implausible Data Received From Cluster/CCN
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0429-Implausible Data Received From SCM
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0452-Implausible Data Received From Restraints Control Module
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U11C3-ESM Lost Communication With TCM On D-Pt Can
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U11E4-Can Communication Messages Missing
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U1400-Implausible TPS Signal Received
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U1401-Implausible Engine Speed Signal Received
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U1412-Implausible Vehicle Speed Signal Received
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U1424-Implausible Engine Torque Signal Received
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U1461-Implausible Data Received From ESM On D-Pt
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U1465-Implausible Driver Shift Request Signal Received
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U1466-Implausible Driver Shift Request Signal Received On D-Pt Can
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U1467-Implausible Driver Shift Request Signal Received On Can And D-Pt Can
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U1469-Implausible Gear Shift Position Signal Sent D-Pt Can/Can
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U1477-Implausible Paddle Shifter Data Received
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U1479-Implausible Data Received From Shifter - Mechanical Failure
    • Notes
    • Theory Of Operation
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test