(Electronic Shift Module (ESM) - Electrical Diagnostics)

• Diagnostic Code Index
• DTC Troubleshooting
  • P0560-1C - System Voltage-Circuit Voltage Out Of Range
    • Wiring Diagram
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0562-16 - System Voltage Low - Circuit Voltage Below Threshold
    • Wiring Diagram
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0563-17 - System Voltage High - Circuit Voltage Above Threshold
    • Wiring Diagram
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0606-42 - Control Module Processor - General Memory Failure
    • Wiring Diagram
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P0607-48 - Control Module Performance - Supervision Software Failure
    • Wiring Diagram
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P0914-81 - Gear Shift Position Circuit - Invalid Serial Data Received
    • Wiring Diagram
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0919-81 - Gear Shift Position Control Error - Invalid Serial Data Received
    • Wiring Diagram
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P1C72-09 - Knob Gear Indicator - Component Failures
    • Wiring Diagram
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P1C72-24 - Knob Gear Indicator - Signal Stuck High
    • Wiring Diagram
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P1C74-09 - Knob Background Illumination - Component Failures
    • Wiring Diagram
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P1C75-24 - Knob Park Switch - Signal Stuck High
    • Wiring Diagram
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P1C76-24 - Knob Release Switch - Signal Stuck High
    • Wiring Diagram
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P1C77-16 - Knob Supply Voltage - Circuit Voltage Below Threshold
    • Wiring Diagram
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P1C77-17 - Knob Supply Voltage - Circuit Voltage Above Threshold
    • Wiring Diagram
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P1C78-16 - AUTORETURN Supply Voltage - Circuit Voltage Below Threshold
    • Wiring Diagram
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P1C78-17 - AUTORETURN Supply Voltage - Circuit Voltage Above Threshold
    • Wiring Diagram
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P1C79-18 - AUTORETURN Motor - Circuit Current Below Threshold
    • Wiring Diagram
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P1C79-19 - AUTORETURN Motor - Circuit Current Above Threshold
    • Wiring Diagram
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P1C7A-09 - AUTORETURN Position Sensor - Component Failures
    • Wiring Diagram
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • U0001-87 - Automatic Gearbox Shifter Module (AGSM) Can Communication - Missing Message
  • U0001-88 - Automatic Gearbox Shifter Module (AGSM) Can Communication - Bus Off
    • Notes
    • Wiring Diagram
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0001-96 - Automatic Gearbox Shifter Module (AGSM) Can Communication - Component Internal Failure
  • U0101-87 - Lost Communication With Transmission Control Module - Missing Message
  • U0140-87 - Lost Communication With Body Control Module - Missing Message
  • U0402-86 - Invalid Data Received From Transmission Control Module - Signal Invalid
  • U0422-86 - Invalid Data Received From Body Control Module - Signal Invalid
  • U1301-49 - Lost Communication With Knob - Internal Electronic Failure
  • U1302-49 - Lost Communication With AUTORETURN - Internal Electronic Failure
• Standard Procedure
  • Pre-Diagnostic Troubleshooting Procedure
  • Electronic Shift Module (ESM) Verification Test
    • Notes
    • ESM Verification Test