Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSJEEP2011GRAND CHEROKEE OVERLAND, 5.7 T, RWDREPAIR AND DIAGNOSISHEATING, VENTILATION & A/C (HVAC)HVAC CONTROL SYSTEMS(HEATING & AIR CONDITIONING - ELECTRICAL DIAGNOSTICS)
2011 Jeep Grand Cherokee Overland, 5.7 T, RWD
(Heating & Air Conditioning - Electrical Diagnostics)
2011 Jeep Grand Cherokee Overland, 5.7 T, RWDSECTION (Heating & Air Conditioning - Electrical Diagnostics)
- Diagnostic Code Index
- DTC Troubleshooting
- B1000-92-A/C Switch Request Input - Performance Or Incorrect Operation
- B1003-92-Panel Mode Switch Request Input - Performance Or Incorrect Operation
- B1006-92-Bi-Level Mode Switch Request Input - Performance Or Incorrect Operation
- B1009-92-RECIRCULATION Switch Request Input - Performance Or Incorrect Operation
- B100C-92-Floor Mode Switch Request Input - Performance Or Incorrect Operation
- B100F-92-Mix Mode Switch Request Input - Performance Or Incorrect Operation
- B1012-92-Defrost Mode Switch Request Input - Performance Or Incorrect Operation
- B1015-92-EBL / Rear Defrost Switch Request Input - Performance Or Incorrect Operation
- B101E-92-Power On/Off Switch Request Input - Performance Or Incorrect Operation
- B1030-11-Evaporator Temperature Sensor - Circuit Short To Ground
- B1030-12-Evaporator Temperature Sensor - Circuit Short To Battery
- B1037-92-Auto Switch Request Input - Performance Or Incorrect Operation
- B1058-11-RECIRCULATION Door Control - Circuit Short To Ground
- B1058-12-RECIRCULATION Door Control - Circuit Short To Battery
- B1058-13-RECIRCULATION Door Control - Circuit Open
- B1058-2B-RECIRCULATION Door Control - Wires Shorted Together
- B1058-92-RECIRCULATION Door Control - Performance Or Incorrect Operation
- B105C-00-RECIRCULATION Door Travel Range Too Small
- B105D-00-RECIRCULATION Door Travel Range Too Large
- B1084-92-Left Heated Seat Request Input - Performance Or Incorrect Operation
- B1087-92-Right Heated Seat Switch Input - Performance Or Incorrect Operation
- B10B2-00-A/C Cool Down Test Performance
- B10E8-14-Blower Motor Control - Circuit Short To Ground Or Open
- B10E8-12-Blower Motor Control - Circuit Short To Battery
- B1142-92-Mode Up Switch Request Input - Performance Or Incorrect Operation
- B1184-92-Main/Left Temp Up Switch Request Input - Performance Or Incorrect Operation
- B1185-92-Main/Left Temp Down Switch Request Input - Performance Or Incorrect Operation
- B1186-92-Right Temp Up Switch Request Input - Performance Or Incorrect Operation
- B1187-92-Right Temp Down Switch Request Input - Performance Or Incorrect Operation
- B1188-92-Heated Steering Wheel Switch Request Input - Performance Or Incorrect Operation
- B11C2-11-Front Mode Door 1 Control - Circuit Short To Ground
- B11C2-12-Front Mode Door 1 Control - Circuit Short To Battery
- B11C2-13-Front Mode Door 1 Control - Circuit Open
- B11C2-2B-Front Mode Door 1 Control - Wires Shorted Together
- B11C2-92-Front Mode Door 1 Control - Performance Or Incorrect Operation
- B11C3-00-Front Mode Door 1 Travel Range Too Small
- B11C4-00-Front Mode Door 1 Travel Range Too Large
- B11C8-11-Right Temperature Door Control - Circuit Short To Ground
- B11C8-12-Right Temperature Door Control - Circuit Short To Battery
- B11C8-13-Right Temperature Door Control - Circuit Open
- B11C8-2B-Right Temperature Door Control - Wires Shorted Together
- B11CB-92-Right Temperature Door Control - Performance Or Incorrect Operation
- B11C9-00-Right Temperature Door Travel Too Small
- B11CA-00-Right Temperature Door Travel Too Large
- B11CB-11-Main/Left Temperature Door Control - Circuit Short To Ground
- B11CB-12-Main/Left Temperature Door Control - Circuit Short To Battery
- B11CB-13-Main/Left Temperature Door Control - Circuit Open
- B11CB-2B-Main/Left Temperature Door Control - Wires Shorted Together
- B11CB-92-Main/Left Temperature Door Control - Performance Or Incorrect Operation
- B11CC-00-Main/Left Temperature Door Travel Too Small
- B11CD-00-Main/Left Temperature Door Travel Too Large
- B11D3-00-A/C Cooldown Test Performance - Compressor Not Engaged
- B11D5-00-A/C Cooldown Test Performance - EVAP Temp Sensor Error
- B10D6-92-Left Seat Ventilation Switch Request Input - Performance Or Incorrect Operation
- B10D7-92-Right Seat Ventilation Switch Request Input - Performance Or Incorrect Operation
- B11D9-92-Blower Speed Knob Request Input - Performance Or Incorrect Operation
- B11DA-96-ITOS Cabin Temperature Sensor - Component Internal Failure
- B11DB-92-Mode Switch Request Input - Performance Or Incorrect Operation
- B11E9-92-Left Temperature Knob Request Input - Performance Or Incorrect Operation
- B11EA-92-Right Temperature Knob Request Input - Performance Or Incorrect Operation
- B1600-11-Left Solar Sensor - Circuit Short To Ground
- B1600-12-Left Solar Sensor - Circuit Short To Battery
- B1603-11-Right Solar Sensor - Circuit Short To Ground
- B1603-12-Right Solar Sensor - Circuit Short To Battery
- B160F-11-Twilight/Ambient Light Sensor Input - Circuit Short To Ground
- B160F-12-Twilight/Ambient Light Sensor Input - Circuit Short To Battery
- B210A-84-System Voltage Low - Signal Below Allowable Range
- B210B-85-System Voltage High - Signal Above Allowable Range
- B210D-84-Battery Voltage Low - Signal Below Allowable Range
- B210E-85-Battery Voltage High - Signal Above Allowable Range
- B2214-00-(HVAC) Climate Control Internal
- B222A-00-Vehicle Line Mismatch
- U0010-00-Can Interior Bus
- U0141-00-Lost Communication With IPM (FCM/TIPM)
- U0155-00-Lost Communication With Cluster/CCN
- U0208-Lost Communication With Heated Seat Control Module
- Standard Procedure
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.