Audio (Radio) - DTCS B143B-13 To B143E-2B

• DTC Troubleshooting
  • B143B-13 ANC Microphone 1 - Circuit Open
    • Active Noise Cancellation Microphone Positions
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuit Identifiers - Radio ANC Microphones
    • Diagnostic Test
  • B143B-2B ANC Microphone 1 - Wires Shorted Together
    • Active Noise Cancellation Microphone Positions
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuit Identifiers - Radio ANC Microphones
    • Diagnostic Test
  • B143C-11 ANC Microphone 2 - Circuit Short To Ground
    • Active Noise Cancellation Microphone Positions
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuit Identifiers - Radio ANC Microphones
    • Diagnostic Test
  • B143C-12 ANC Microphone 2 - Circuit Short To Battery
    • Active Noise Cancellation Microphone Positions
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuit Identifiers - Radio ANC Microphones
    • Diagnostic Test
  • B143C-13 ANC Microphone 2 - Circuit Open
    • Active Noise Cancellation Microphone Positions
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuit Identifiers - Radio ANC Microphones
    • Diagnostic Test
  • B143C-2B ANC Microphone 2 - Wires Shorted Together
    • Active Noise Cancellation Microphone Positions
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuit Identifiers - Radio ANC Microphones
    • Diagnostic Test
  • B143D-11 Microphone 2 - Circuit Short To Ground
    • Theory Of Operation - Hands Free System
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuit Identifiers - Hands Free Microphones
    • Diagnostic Test
  • B143D-12 - Microphone 2 - Circuit Short To Battery
    • Theory Of Operation - Hands Free System
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuit Identifiers - Hands Free Microphones
    • Diagnostic Test
  • B143D-13 Microphone 2 - Circuit Open
    • Theory Of Operation - Hands Free System
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuit Identifiers - Hands Free Microphones
    • Diagnostic Test
  • B143D-1A Microphone 2 - Circuit Resistance Below Threshold
    • Theory Of Operation - Hands Free System
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuit Identifiers - Hands Free Microphones
    • Diagnostic Test
  • B143E-11 ANC Microphone 3 - Circuit Short To Ground
    • Active Noise Cancellation Microphone Positions
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuit Identifiers - Radio ANC Microphones
    • Diagnostic Test
  • B143E-12 ANC Microphone 3 - Circuit Short To Battery
    • Active Noise Cancellation Microphone Positions
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuit Identifiers - Radio ANC Microphones
    • Diagnostic Test
  • B143E-13 ANC Microphone 3 - Circuit Open
    • Active Noise Cancellation Microphone Positions
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuit Identifiers - Radio ANC Microphones
    • Diagnostic Test
  • B143E-2B ANC Microphone 3 - Wires Shorted Together
    • Active Noise Cancellation Microphone Positions
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuit Identifiers - Radio ANC Microphones
    • Diagnostic Test