Audio (Radio) - DTCS B143A-11 To B143F-12

• DTC Troubleshooting
  • B143A-11-Microphone 1 - Circuit Short To Ground
    • Notes
    • Theory Of Operation - Hands Free System
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Hands Free Microphone Circuits
    • Diagnostic Test
  • B143A-12-Microphone 1 - Circuit Short To Battery
    • Notes
    • Theory Of Operation - Hands Free System
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Hands Free Microphone Circuits
    • Diagnostic Test
  • B143A-13-Microphone 1 - Circuit Open
    • Notes
    • Theory Of Operation - Hands Free System
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Hands Free Microphone Circuits
    • Diagnostic Test
  • B143A-1A-Microphone 1 - Circuit Resistance Below Threshold
    • Notes
    • Theory Of Operation - Hands Free System
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Hands Free Microphone Circuits
    • Diagnostic Test
  • B143B-11-ANC Microphone 1 - Circuit Short To Ground
    • Notes
    • Component Locations
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Radio ANC Microphone Circuits
    • Diagnostic Test
  • B143B-12-ANC Microphone 1 - Circuit Short To Battery
    • Notes
    • Component Locations
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Radio ANC Microphone Circuits
    • Diagnostic Test
  • B143B-13-ANC Microphone 1 - Circuit Open
    • Notes
    • Component Locations
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Radio ANC Microphone Circuits
    • Diagnostic Test
  • B143B-2B-ANC Microphone 1 - Wires Shorted Together
    • Notes
    • Component Locations
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Radio ANC Microphone Circuits
    • Diagnostic Test
  • B143C-11-ANC Microphone 2 - Circuit Short To Ground
    • Notes
    • Component Locations
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Radio ANC Microphone Circuits
    • Diagnostic Test
  • B143C-12-ANC Microphone 2 - Circuit Short To Battery
    • Notes
    • Component Locations
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Radio ANC Microphone Circuits
    • Diagnostic Test
  • B143C-13-ANC Microphone 2 - Circuit Open
    • Notes
    • Component Locations
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Radio ANC Microphone Circuits
    • Diagnostic Test
  • B143C-2B-ANC Microphone 2 - Wires Shorted Together
    • Notes
    • Component Locations
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Radio ANC Microphone Circuits
    • Diagnostic Test
  • B143D-11-Microphone 2 - Circuit Short To Ground
    • Notes
    • Theory Of Operation - Hands Free System
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Hands Free Microphone Circuits
    • Diagnostic Test
  • B143D-12-Microphone 2 - Circuit Short To Battery
    • Notes
    • Theory Of Operation - Hands Free System
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Hands Free Microphone Circuits
    • Diagnostic Test
  • B143D-13-Microphone 2 - Circuit Open
    • Notes
    • Theory Of Operation - Hands Free System
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Hands Free Microphone Circuits
    • Diagnostic Test
  • B143D-1A-Microphone 2 - Circuit Resistance Below Threshold
    • Notes
    • Theory Of Operation - Hands Free System
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Hands Free Microphone Circuits
    • Diagnostic Test
  • B143E-11-ANC Microphone 3 - Circuit Short To Ground
    • Notes
    • Component Locations
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Radio ANC Microphone Circuits
    • Diagnostic Test
  • B143E-12-ANC Microphone 3 - Circuit Short To Battery
    • Notes
    • Component Locations
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Radio ANC Microphone Circuits
    • Diagnostic Test
  • B143E-13-ANC Microphone 3 - Circuit Open
    • Notes
    • Component Locations
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Radio ANC Microphone Circuits
    • Diagnostic Test
  • B143E-2B-ANC Microphone 3 - Wires Shorted Together
    • Notes
    • Component Locations
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Radio ANC Microphone Circuits
    • Diagnostic Test
  • B143F-11 ANC Microphone 4-Circuit Short To Ground
    • Notes
    • Component Locations
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Radio ANC Microphone Circuits
    • Diagnostic Test
  • B143F-12-ANC Microphone 4 - Circuit Short To Battery
    • Notes
    • Component Locations
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Radio ANC Microphone Circuits
    • Diagnostic Test