(Heating & Air Conditioning - Electrical Diagnostics)

• Diagnostic Code Index
• DTC Troubleshooting
  • B1030-11-Evaporator Temperature Sensor Circuit - Short To Ground
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B1030-15-Evaporator Temperature Sensor Circuit - Short To Battery Or Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B1058-13-RECIRCULATION Door Control Circuit - Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B1058-92-RECIRCULATION Door Control - Performance Or Incorrect Operation
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B105C-00-RECIRCULATION Door Travel Range Too Small
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B105D-00-RECIRCULATION Door Travel Range Too Large
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B106A-01-Rear-Defrost-(EBL)-Control Circuit-General Electrical Failure
    • Notes
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B10B2-00-A-C-Cool-Down-Test-Performance
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B10E8-12-Blower Motor Control Circuit - Short To Battery
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B10E8-14-Blower Motor Control Circuit - Short To Ground Or Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1107-11-Cabin Temperature Sensor 1 Circuit - Short To Ground
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B1107-15-Cabin Temperature Sensor 1-Circuit Short To Battery Or Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B11C2-13-Front Mode Door 1 Control Circuit - Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B11C2-92-Front Mode Door 1 Control - Performance Or Incorrect Operation
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B11C3-00-Front Mode Door 1 Travel Range Too Small
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B11C4-00-Front Mode Door 1 Travel Range Too Large
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B11C8-13-Right Temperature Door Control Circuit -Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B11C8-92-Right Temperature Door Control - Performance Or Incorrect Operation
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B11C9-00-Right Temperature Door Travel Too Small
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B11CA-00-Right Temperature Door Travel Too Large
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B11CB-13-Main/Left Temperature Door Control - Circuit Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B11CB-92-Main/Left Temperature Door Control - Performance Or Incorrect Operation
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B11CC-00-Main/Left Temperature Door Travel Too Small
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B11CD-00-Main/Left Temperature Door Travel Too Large
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B11D3-00-A/C Cooldown Test Performance - Compressor Not Engaged
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B11D5-00-A/C Cooldown Test Performance - EVAP Temp Sensor Error
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B11FE-11-Variable A/C Compressor Control - Circuit Short To Ground
    • Notes
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B11FE-12-Variable A/C Compressor Control - Circuit Short To Battery
    • Notes
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B11FE-13-Variable A/C Compressor Control - Circuit Open
    • Notes
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B1600-11-Left Solar Sensor - Circuit Short To Ground
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B1600-15-Left Solar Sensor - Circuit Short To Battery Or Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B1603-11-Right Solar Sensor - Circuit Short To Ground
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B1603-15-Right Solar Sensor - Circuit Short To Battery Or Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B160F-11-Twilight/Ambient Light Sensor Input - Circuit Short To Ground
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B160F-15-Twilight-Ambient Light Sensor - Circuit Short To Battery Or Ground
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B210A-84-System Voltage Low - Signal Below Allowable Range
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B210B-85-System Voltage High - Signal Above Allowable Range
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B210D-84-Battery Voltage Low - Signal Below Allowable Range
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B210E-85-Battery Voltage High - Signal Above Allowable Range
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B2214-00-(HVAC) Climate Control Internal
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B222A-00-Vehicle Line Mismatch
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B222D-00-Ecu Unable To Configure-Configuration Not Learned
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0010-00-Can Interior Bus
  • U0140-00-Lost Communication With Body Control Module
  • U0147-00-Lost Communication With Telematics Gateway
• Standard Procedure
  • HVAC Verification Test
  • HVAC Pre-Diagnostic Troubleshooting Procedure