(Active Noise Cancellation Module (ANC) - Electrical Diagnostics)

• Diagnostic Code Index
• DTC Troubleshooting
  • B143B-11-ANC Microphone 1-Circuit Short To Ground
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143B-12-ANC Microphone 1-Circuit Short To Battery
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143B-13-ANC Microphone 1-Circuit Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143B-2B-ANC Microphone 1-Wires Shorted Together
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143C-11-ANC Microphone 2-Circuit Short To Ground
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143C-12-ANC Microphone 2-Circuit Short To Battery
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143C-13-ANC Microphone 2-Circuit Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143C-2B-ANC Microphone 2-Wires Shorted Together
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143E-11-ANC Microphone 3-Circuit Short To Ground
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143E-12-ANC Microphone 3-Circuit Short To Battery
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143E-13-ANC Microphone 3-Circuit Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143E-2B-ANC Microphone 3-Wires Shorted Together
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143F-11-ANC Microphone 4-Circuit Short To Ground
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143F-12-ANC-Microphone 4-Circuit Short To Battery
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143F-13-ANC Microphone 4-Circuit Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143F-2B-ANC Microphone 4-Wires Shorted Together
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B1460-11-Channel 1 Audio Speaker Output-Circuit Short To Ground
    • Notes
    • ANC Channel Mapping
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B1460-12-Channel 1 Audio Speaker Output-Circuit Short To Battery
    • Notes
    • ANC Channel Mapping
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B1460-13-Channel 1 Audio Speaker Output-Circuit Open
    • Notes
    • ANC Channel Mapping
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B1460-92-Channel 1 Audio Speaker Output - Performance Or Incorrect Operation
    • Notes
    • ANC Channel Mapping
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B1464-00-Channel 1 Audio Speaker Output Circuit Shorted Together
    • Notes
    • ANC Channel Mapping
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B1465-11-Channel 2 Audio Speaker Output-Circuit Short To Ground
    • Notes
    • ANC Channel Mapping
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B1465-12-Channel 2 Audio Speaker Output-Circuit Short To Battery
    • Notes
    • ANC Channel Mapping
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B1465-13-Channel 2 Audio Speaker Output-Circuit Open
    • Notes
    • ANC Channel Mapping
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B1465-92-Channel 2 Audio Speaker Output - Performance Or Incorrect Operation
    • Notes
    • ANC Channel Mapping
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B1469-00-Channel 2 Audio Speaker Output Circuit Shorted Together
    • Notes
    • ANC Channel Mapping
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B146A-11-Channel 3 Audio Speaker Output-Circuit Short To Ground
    • Notes
    • ANC Channel Mapping
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B146A-12-Channel 3 Audio Speaker Output-Circuit Short To Battery
    • Notes
    • ANC Channel Mapping
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B146A-13-Channel 3 Audio Speaker Output-Circuit Open
    • Notes
    • ANC Channel Mapping
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B146A-92-Channel 3 Audio Speaker Output - Performance Or Incorrect Operation
    • Notes
    • ANC Channel Mapping
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B146E-00-Channel 3 Audio Speaker Output Circuit Shorted Together
    • Notes
    • ANC Channel Mapping
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B146F-11-Channel 4 Audio Speaker Output-Circuit Short To Ground
    • Notes
    • ANC Channel Mapping
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B146F-12-Channel 4 Audio Speaker Output-Circuit Short To Battery
    • Notes
    • ANC Channel Mapping
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B146F-13-Channel 4 Audio Speaker Output-Circuit Open
    • Notes
    • ANC Channel Mapping
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B146F-92-Channel 4 Audio Speaker Output - Performance Or Incorrect Operation
    • Notes
    • ANC Channel Mapping
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Theory Of Operation
    • Diagnostic Test
  • B1473-00-Channel 4 Audio Speaker Output Circuit Shorted Together
    • Notes
    • ANC Channel Mapping
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B154F-31-Lost Crankshaft Pulse Signal-No Signal
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B2199-16-Battery Voltage-Circuit Voltage Below Threshold
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B2199-17-Battery Voltage-Circuit Voltage Above Threshold
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B21DD-84-System Voltage-Signal Below Allowable Range
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B21DD-85-System Voltage-Signal Above Allowable Range
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B2201-00-Calibration Mismatch
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B22A9-00-Ecu Internal Performance
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • U0010-00-Can Interior Bus
  • U0011-00-Can Interior Bus Off Performance
  • U0140-00-Lost Communication With Body Control Module
  • U0184-00-Lost Communication With Radio
  • U0199-00-Lost Communication With Driver Door Module
  • U0200-00-Lost Communication With Passenger Door Module
  • U0201-00-Lost Communication With Left Rear Door Module
  • U0202-00-Lost Communication With Right Rear Door Module
  • U0422-00-Invalid Data Received From Body Control Module
  • U0485-00-Implausible Data Received From Radio
  • U049A-00-Implausible Data Received From Driver Door Module
  • U0501-00-Implausible Data Received From Passenger Door Module
  • U0506-00-Implausible Data Received From Left Rear Door Module
  • U050C-00 Implausible Data Received From Right Rear Door Module