(Rear Heating & Air Conditioning - Electrical Diagnostics)

• Diagnostic Code Index
• DTC Troubleshooting
  • B103A-11-Rear Mode Door Control - Circuit Short To Ground
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B103A-12-Rear Mode Door Control - Circuit Short To Battery
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B103A-13-Rear Mode Door Control - Circuit Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B103A-92-Rear Mode Door Control - Performance Or Incorrect Operation
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B103E-00-Rear Mode Door Travel Range Too Small -
    • Notes
    • Theory Of Operation
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B103F-00-Rear Mode Door Travel Range Too Large-
    • Notes
    • Theory Of Operation
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B1052-11-Rear Blend Temperature Door Control - Circuit Shorted To Ground
    • Notes
    • Theory Of Operation
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B1052-12-Rear Blend Temperature Door Control - Circuit Short To Battery
    • Notes
    • Theory Of Operation
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B1052-13-Rear Blend Temperature Door Control - Circuit Open
    • Notes
    • Theory Of Operation
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B1052-92-Rear Blend Temperature Door Control - Performance Or Incorrect Operation
    • Notes
    • Theory Of Operation
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B1056-00-Rear Blend Temperature Door Travel Range Too Small-
    • Notes
    • Theory Of Operation
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B1057-00-Rear Blend Temperature Door Travel Range Too Large-
    • Notes
    • Theory Of Operation
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B10E8-11-Blower Motor Control - Circuit Shorted To Ground
    • Notes
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B10E8-12-Blower Motor Control - Circuit Shorted To Battery
    • Notes
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B11F2-11-Left Panel Duct Temperature Sensor - Circuit Short To Ground
    • Notes
    • Theory Of Operation
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B11F2-12-Left Panel Duct Temperature Sensor - Circuit Short To Battery
    • Notes
    • Theory Of Operation
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B2199-16-Battery Voltage - Circuit Voltage Below Threshold
    • Notes
    • Theory Of Operation
    • When Monitored And Set Conditions
    • Diagnostic Test
  • B2199-17-Battery Voltage - Circuit Voltage Above Threshold
    • Notes
    • Theory Of Operation
    • When Monitored And Set Conditions
    • Diagnostic Test
  • B21DD-84-System Voltage - Signal Below Allowable Range
    • Notes
    • Theory Of Operation
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B21DD-85-System Voltage - Signal Above Allowable Range
    • Notes
    • Theory Of Operation
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B22A9-00-Ecu Internal Performance
    • Notes
    • 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
  • U0164-00-Lost Communication With HVAC Control Module
  • U0422-00-Implausible Data Received From Body Control Module
  • U0424-00-Implausible Data Received From HVAC Control Module
• Standard Procedure
  • HVAC Pre-Diagnostic Troubleshooting Procedure
  • HVAC Verification Test