948TE Automatic Transmission Electronic Shift Module (ESM) - Electrical Diagnostics

• Diagnostic Code Index
• DTC Troubleshooting
  • P0562-00-System Voltage Low
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0563-00-System Voltage High
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0606-00-Control Module Processor
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P0607-00-Control Module Performance
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P060A-00-Internal Control Module Monitoring Processor Performance
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P0814-00-Transmission Range Display Circuit
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P081C-00-Park Input Circuit
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0914-00-Gear Shift Position Circuit (Light Fault)
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0919-00-Gear Shift Position Control Error (Heavy Fault)
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0928-00-Gear Shift Lock Solenoid Control Circuit Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0929-00-Gear Shift Lock Solenoid Control Circuit Range/Performance
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0955-00-Auto Shift Manual Mode Circuit General Electrical Failure
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1C73-00-Park Switch Circuit Stuck
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P1C82-00-Auto Shift Manual Mode Circuit (Signal Stuck)
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1CA7-00-Ignition Solenoid Control Circuit (Short To Battery Or Open)
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P1CA8-00-Ignition Solenoid Control Circuit (Short To Ground)
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • U0001-00-Automatic Gearbox Shifter Module (AGSM) Can Communication Bus (Bus Off)
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • U0002-00-Automatic Gearbox Shifter Module (AGSM) Can Communication Bus Performance (Node Mute)
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • U0100-00-Lost Communication With ECM/Pcm
  • U0101-00-Lost Communication With TCM
  • U0129-00-Lost Communication With Brake System Control Module
  • U0140-00-Lost Communication With Body Control Module
  • U0155-00-Lost Communication With Cluster-CCN
  • U0401-00-Invalid Data Received From ECM Pcm A
  • U0402-00-Invalid Data Received From TCM
  • U0418-00-Invalid Data Received From Brake System Control Module
  • U0422-00-Invalid Data Received From Body Control Module
  • U0423-00-Invalid Data Received From Instrument Panel Cluster Control
  • U1701-00-Engine1 (From Engine Control Module) Missing Message
  • U1930-00-AGSM_OPERATIONALMODESTS (SNA) Plausibility
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U1932-00-BCM_Command OPERATIONALMODESTS (SNA) Plausibility
  • U1933-00-BCM_Command (From Body Control Module) Missing Message
  • U1934-00-BCM_Command (From BCM) And Body2 (From BCM) Missing Message
  • U193C-00-BCM_Command (From BCM) And Engine1 (From ECM) Missing Message
  • U1950-00-BCM Command (From Body Control Module) Message CRC Or Message Counter Fault
• Standard Procedure
  • Pre-Diagnostic Troubleshooting Procedure
  • Electronic Shift Module (ESM) Verification Test
    • Notes
    • ESM Verification Test