Section 16 ((Electronic Shift Module (ESM) - Electrical Diagnostics - 8HP70 Automatic Transmission))

• Diagnostic Code Index
• DTC Troubleshooting
  • B2204-00-Ecu Configuration Mismatch
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0607-00-Ecu Internal Performance - ESM
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P0814-00-Transmission Range Display Circuit
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P0919-00-Gear Shift Position Control Error
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P0928-00-BTSI Control
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • P1C86-14-PRNDL Display-Circuit Short To Ground Or Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test - P1C86-14
  • P1C8B-16-Battery Voltage - Circuit Voltage Below Threshold
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1C8B-17-Battery Voltage - Circuit Voltage Above Threshold
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1C8C-16-System Voltage-Circuit Voltage Below Threshold
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • P1C8C-17-System Voltage-Circuit Voltage Above Threshold
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0002-00-Can C Bus Off Performance
  • U0074-00-Dedicated Powertrain (D-Pt) Can Bus Off
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0100-00-Lost Communication With ECM/Pcm
  • U0101-00-Lost Communication With TCM
  • U0140-00-Lost Communication With Body Control Module
  • U145D-00-Implausible Data Received From TCM On D-Pt
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • U0146-00-Lost Communication With Central Gateway
  • U0155-00-Lost Communication With Cluster-CCN
  • U0402-00-Implausible Data Received From TCM
  • U1175-00-Lost Ignition Status Message
  • U11C3-00-ESM Lost Communication With TCM On D-Pt Can
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
• Standard Procedure
  • Pre-Diagnostic Troubleshooting Procedure
  • Electronic Shift Module (ESM) Verification Test
    • Notes
    • ESM Verification Test