Data Communication System - Diagnostic Information And Procedures

• Diagnostic Information and Procedures
  • Control Module U Code List
  • DTC B1000
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
    • Circuit/System Verification
    • Repair Instructions
  • DTC B1001
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Verification
    • Repair Instructions
  • DTC B101D
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
    • Circuit/System Verification
    • Repair Instructions
  • DTC B101E
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Verification
    • Repair Instructions
  • DTC C0550
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
    • Circuit/System Verification
    • Repair Instructions
  • DTC C056D
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
    • Circuit/System Verification
    • Repair Instructions
  • DTC C056E
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Verification
    • Repair Instructions
  • DTC P0601-P0607, P060A-P060C, P0610, P062F, P16E9-P16F3, P16F9, P16FD, P16FE, P262B, P30D6-P30DD, P3186, or P3996
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
    • Circuit/System Verification
    • Repair Instructions
  • DTC U0020
    • Diagnostic Instructions
    • DTC Descriptors
    • Circuit/System Description
    • Conditions for Running the DTCs
    • Conditions for Setting the DTC
    • Action Taken When the DTCs Sets
    • Conditions for Clearing the DTC
    • Circuit/System Verification
  • DTC U0028
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Instructions
    • Repair Verification
  • DTC U0029
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
    • Circuit/System Verification
    • Repair Instructions
  • DTC U0073 or U2100
    • Diagnostic Instructions
    • DTC Descriptors
    • Circuit/System Description
    • Conditions for Running the DTCs
    • Conditions for Setting the DTC
    • Action Taken When the DTCs Sets
    • Conditions for Clearing the DTC
    • Circuit/System Verification
  • DTC U0074 (Chassis Expansion Bus)
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Instructions
  • DTC U0074 (Powertrain Expansion Bus)
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
    • Circuit/System Testing
    • Repair Instructions
  • DTC U0077
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Instructions
  • DTC U0078
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Circuit/System Verification
  • DTC U007B
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Instructions
  • DTC U007C
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Instructions
  • DTC U007D
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Instructions
  • DTC U0100 - U02FF
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Instructions
  • DTC U01B0
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Instructions
  • DTC U0300 - U0336
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Verification
    • Repair Instructions
  • DTC U0400 - U05FF
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
    • Circuit/System Verification
    • Repair Instructions
  • DTC U1340-U135F
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Instructions
  • DTC U1500-U15FF
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Instructions
  • DTC U1814
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Testing
    • Repair Instructions
  • DTC U184A
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Diagnostic Aids
    • Reference Information
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Instructions
  • DTC U184C
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Instructions
  • DTC U18A6
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Instructions
  • DTC U18A7
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Instructions
  • DTC U18AF-U18B4
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Instructions
  • DTC U18B9-U18BF
    • Diagnostic Instructions
    • DTC Descriptor
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Verification
    • Repair Instructions
  • DTC U2098
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Testing
    • Repair Instructions
  • DTC U2099
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Testing
    • Repair Instructions
  • Symptoms - Data Communications
    • Notes
    • Visual/Physical Inspection
    • Intermittent
    • Symptom List
  • Scan Tool Does Not Power Up
    • Diagnostic Instructions
    • Diagnostic Fault Information
    • Circuit/System Description
    • Diagnostic Aids
    • Reference Information
    • Circuit/System Testing
  • Scan Tool Does Not Communicate with Gateway Expansion High Speed GMLAN Device
    • Diagnostic Instructions
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Instructions
  • Scan Tool Does Not Communicate with Gateway Isolated High Speed GMLAN Device
    • Diagnostic Instructions
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Instructions
  • Scan Tool Does Not Communicate with Gateway Isolated Low Speed GMLAN Device
    • Diagnostic Instructions
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Instructions
  • Scan Tool Does Not Communicate with High Speed GMLAN Device
    • Diagnostic Instructions
    • Diagnostic Fault Information
    • Circuit/System Description
    • Diagnostic Aids
    • Reference Information
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Instructions
  • Scan Tool Does Not Communicate with Low Speed GMLAN Device
    • Diagnostic Instructions
    • Diagnostic Fault Information
    • Circuit/System Description
    • Diagnostic Aids
    • Reference Information
    • Circuit/System Verification
    • Circuit/System Testing
    • Repair Instructions
  • Data Link References