Power Distribution Module Diagnosis

• Diagnostic Trouble Codes Index
• DTC B1602: CAN Error
  • General Information
    • Component Location
    • General Description
    • DTC Description
    • DTC Detecting Condition
    • Diagnostic Circuit Diagram
    • Signal Waveform & Data
  • Scantool Diagnostics
    • Monitor Scantool Data
  • W/Harness Inspection
    • Inspection/Repair
      • Terminal and Connector Inspection
      • PDM Signal Circuit Inspection
  • Component Inspection
  • Verification of Vehicle Repair
• DTC B1603: CAN Communication Bus Off
  • General Information
    • Component Location
    • General Description
    • DTC Description
    • DTC Detecting Condition
    • Diagnostic Circuit Diagram
    • Signal Waveform & Data
  • Scantool Diagnostics
    • Monitor Scantool Data
  • W/Harness Inspection
    • Inspection/Repair
      • Terminal and Connector Inspection
  • Component Inspection
  • Verification of Vehicle Repair
• DTC B1987: Sub Micom Failed
  • General Information
    • Component Location
    • General Description
    • DTC Description
    • DTC Detecting Condition
    • Diagnostic Circuit Diagram
    • Signal Waveform & Data
  • Scantool Diagnostics
    • Monitor Scantool Data
  • W/Harness Inspection
    • Inspection/Repair
      • Terminal and Connector Inspection
  • Component Inspection
  • Verification of Vehicle Repair
• DTC B1991: Immobilizer TX Short Circuit To Ground
  • General Information
    • Component Location
    • General Description
    • DTC Description
    • DTC Detecting Condition
    • Diagnostic Circuit Diagram
    • Signal Waveform & Data
  • Scantool Diagnostics
    • Monitor Scantool Data
    • Service Data Analysis
  • W/Harness Inspection
    • Inspection/Repair
      • Terminal and Connector Inspection
      • Immobilizer TX Terminal Inspection
  • Verification of Vehicle Repair