Audio (Radio) - Electrical Diagnostics

• Diagnostic Code Index
• DTC Troubleshooting
  • B1401-Front Left Audio Speaker Output Circuit Low
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1402-Front Left Audio Speaker Output Circuit High
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1403-Front Left Audio Speaker Output Circuit Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1405-Front Right Audio Speaker Output Circuit Low
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1406-Front Right Audio Speaker Output Circuit High
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1407-Front Right Audio Speaker Output Circuit Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1409-Rear Left Audio Speaker Output Circuit Low - Base
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1409-Rear Left Audio Speaker Output Circuit Low - Premium
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B140A-Rear Left Audio Speaker Output Circuit High - Base
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B140A-Rear Left Audio Speaker Output Circuit High - Premium
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B140B-Rear Left Audio Speaker Output Circuit Open - Base
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B140B-Rear Left Audio Speaker Output Circuit Open - Premium
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B140D-Rear Right Audio Speaker Output Circuit Low - Base
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B140D-Rear Right Audio Speaker Output Circuit Low - Premium
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B140E-Rear Right Audio Speaker Output Circuit High - Base
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B140E-Rear Right Audio Speaker Output Circuit High - Premium
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B140F-Rear Right Audio Speaker Output Circuit Open - Base
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B140F-Rear Right Audio Speaker Output Circuit Open - Premium
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1420-Audio Cassette Error/Inoperable Cassette
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1421-Audio Cd Read Error/Inoperable Disc
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1422-Audio DVD Read Error/Inoperable Disc
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1429-Radio Display High Temperature
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B142A-Radio Unit High Temperature
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B142D-Audio Antenna Not Connected
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B142E-GPS Antenna Not Connected
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B142F-Satellite Radio Antenna Not Connected
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1430(2.5)-Satellite Radio Antenna Internal Performance
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1430(4.0)-Satellite Radio Antenna Internal Performance
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B143B-Microphone 1 Circuit Low
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B143C-Microphone 1 Circuit High
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B143E-Microphone 2 Circuit Low
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B143F-Microphone 2 Circuit High
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1492-General Microphone Performance
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B14B7-Microphone 1 Circuit Open
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B14B8-Microphone 2 Circuit Open
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B156B-Satellite Radio Antenna Circuit
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0019-Can B Bus
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0020-Can B Bus Off Performance
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0141-Lost Communication With IPM (FCM/TIPM)
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0151-Lost Communication With Occupant Restraint Controller (Orc)
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0155-Lost Communication With Cluster/CCN
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0186-Lost Communication With Audio Amplifier
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0195-Lost Communication With SDARS
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0197-Lost Communication With Hands Free Phone Module
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0199-Lost Communication With Driver Door Module
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0200-Lost Communication With Passenger Door Module
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test