Navigation System & Telecommunication System - Electrical Diagnostics

• Diagnostic Code Index
• DTC Troubleshooting
  • B1435-Voice Recognition/Phone Switch Input Circuit Performance
    • Circuit Schematic
    • Additional Wiring
    • Monitor Conditions
    • Set Conditions
    • Possible Causes
    • Diagnostic Test
  • B1438-Voice Recognition Switch Stuck
    • Circuit Schematic
    • Additional Wiring
    • Monitor Conditions
    • Set Conditions
    • Possible Causes
    • Diagnostic Test
  • B1439-Phone Switch Stuck
    • Circuit Schematic
    • Additional Wiring
    • Monitor Conditions
    • Set Conditions
    • Possible Causes
    • Diagnostic Test
  • B143B-Microphone 1 Circuit Low
    • Circuit Schematic
    • Additional Wiring
    • Monitor Conditions
    • Set Conditions
    • Possible Causes
    • Diagnostic Test
  • B143C-Microphone 1 Circuit High
    • Circuit Schematic
    • Additional Wiring
    • Monitor Conditions
    • Set Conditions
    • Possible Causes
    • Diagnostic Test
  • B143E-Microphone 2 Circuit Low
    • Circuit Schematic
    • Additional Wiring
    • Monitor Conditions
    • Set Conditions
    • Possible Causes
    • Diagnostic Test
  • B143F-Microphone 2 Circuit High
    • Circuit Schematic
    • Additional Wiring
    • Monitor Conditions
    • Set Conditions
    • Possible Causes
    • Diagnostic Test
  • B1459-Telematics Mirror Control Circuit Low
    • Circuit Schematic
    • Additional Wiring
    • Monitor Conditions
    • Set Conditions
    • Possible Causes
    • Diagnostic Test
  • B145A-Telematics Mirror Control Circuit High
    • Circuit Schematic
    • Additional Wiring
    • Monitor Conditions
    • Set Conditions
    • Possible Causes
    • Diagnostic Test
  • B2205-Original VIN Missing/Mismatch
    • Additional Wiring
    • Monitor Conditions
    • Set Conditions
    • Possible Causes
    • Diagnostic Test
  • B2223-(HFM) Hands Free Phone Internal
    • Additional Wiring
    • Monitor Conditions
    • Set Conditions
    • Possible Causes
    • Diagnostic Test
  • B222A-Vehicle Line Mismatch
    • Additional Wiring
    • Monitor Conditions
    • Set Conditions
    • Possible Causes
    • Diagnostic Test
  • B222E-Flash Checksum Performance
    • Additional Wiring
    • Monitor Conditions
    • Set Conditions
    • Possible Causes
    • Diagnostic Test
  • B2230-Ram Write Performance
    • Additional Wiring
    • Monitor Conditions
    • Set Conditions
    • Possible Causes
    • Diagnostic Test
  • U0019-Can B Bus
    • Circuit Schematic
    • Additional Wiring
    • Monitor Conditions
    • Set Conditions
    • Possible Causes
    • Diagnostic Test
  • U0141-Lost Communication With Front Control Module (TIPM)
  • U0151-Lost Communication With Occupant Restraint Controller
  • U0154-Lost Communication With Occupant Classification Module
  • U0155-Lost Communication With Cluster/CCN
  • U0167-Lost Communication With Intrusion Transceiver Control Module
  • U0168-Lost Communication With Vehicle Security Control Module (SKREEM/WCM)
  • U0184-Lost Communication With Radio
  • U0186-Lost Communication With Audio Amplifier
  • U0195-Lost Communication With SDARS
  • U0199-Lost Communication With Driver Door Module (Left Window Regulator Module)
  • U0200-Lost Communication With Pass Door Module (Right Window Regulator Module)