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 MANUALSJEEP2009WRANGLER X, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)BRAKESANTI-LOCK BRAKES(CABIN COMPARTMENT NODE (CCN) - ELECTRICAL DIAGNOSTICS)
2009 Jeep Wrangler X, Automatic
(Cabin Compartment Node (CCN) - Electrical Diagnostics)
2009 Jeep Wrangler X, AutomaticSECTION (Cabin Compartment Node (CCN) - Electrical Diagnostics)
- Diagnostic Code Index
- DTC Troubleshooting
- B1001-A/C Switch Request Input Circuit Low
- B1002-A/C Switch Request Input Circuit High
- B1016-Rear Defrost Switch Request Input Circuit Low
- B1031-Evaporator Fin Temperature Sensor Circuit Low
- B1032-Evaporator Fin Temperature Sensor Circuit High
- B10C1-A/C Select Switch Stuck
- B10C2-Rear Defrost Switch Stuck
- B123F-Menu Switch Stuck
- B127A-Compass Performance
- B1288-Trip/Toggle Switch Performance
- B1607-Headlamp Switch Input Circuit Low
- B160A-Panel Dimmer Input Circuit Low
- B1613-Panel Illumination Control Circuit Low
- B1615-Panel Illumination Control Circuit Open
- B161A-Courtesy/Dome Lamp Control Circuit
- B161E-Reading Lamp Control Circuit
- B168F-Front Fog Lamp Switch Circuit Stuck
- B210D-Battery Voltage Low
- B2301-Wiper Mode Switch Input Circuit Low
- B2307-Washer Switch Input Circuit Low
- B2339-Horn Switch Stuck
- B238E-Hi Beam Switch Circuit Low
- B2390-Mist Switch Circuit Low
- B2394-Flash To Pass / Optical Horn Switch Circuit Stuck
- C1471-Axle Lock Switch Performance
- C1571-Front Sway Bar Switch Performance
- C2312-TRAC/Esp Off Switch Stuck
- P0853-Overdrive/Tow Switch Input Circuit Stuck
- P0928-BTSI Control Circuit
- U0010-Can Interior Bus
- U0141-Lost Communication With IPM (FCM/TIPM)
- U0161-Lost Communication With Compass Module
- U0184-Lost Communication With Radio
- U1008-Lin 1 Bus
- U113B-Lost Communication With Switch Bank Module
- U1149-Lost Communication With MULTIFUNCTION Switch
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.