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 MANUALSJEEP2013WRANGLER SPORT, AUTOMATIC TRANSREPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEM3.6L - DTCS P2166 TO U1418
2013 Jeep Wrangler Sport, Automatic Trans
3.6L - DTCS P2166 To U1418
2013 Jeep Wrangler Sport, Automatic TransSECTION 3.6L - DTCS P2166 To U1418
- Diagnosis And Testing
- P2166-Accelerator Pedal Position Sensor 1 Maximum Stop Performance
- P2167-Accelerator Pedal Position Sensor 2 Maximum Stop Performance
- P2172-High Airflow/Vacuum Leak Detected (Instantaneous Accumulation)
- P2173-High Airflow/Vacuum Leak Detected (Slow Accumulation)
- P2174-Low Airflow/Restriction Detected (Instantaneous Accumulation)
- P2175-Low Airflow/Restriction Detected (Slow Accumulation)
- P2181-Cooling System Performance
- P219A-Air-Fuel Ratio Cylinder Imbalance Bank 1
- P219B-Air-Fuel Ratio Cylinder Imbalance Bank 2
- P2245-O2 Sensor 1/1, 2/1 Reference Voltage Circuit Low
- P2246-O2 Sensor 1/1, 2/1 Reference Voltage Circuit High
- P2271-O2 Sensor 1/2 Signal Stuck Rich
- P2273-O2 Sensor 2/2 Signal Stuck Rich
- P2299-Brake Pedal Position/Accelerator Pedal Position Incompatible
- P2302-Ignition Coil 1 Secondary Circuit - Insufficient Ionization
- P2305-Ignition Coil 2 Secondary Circuit - Insufficient Ionization
- P2308-Ignition Coil 3 Secondary Circuit - Insufficient Ionization
- P2311-Ignition Coil 4 Secondary Circuit - Insufficient Ionization
- P2314-Ignition Coil 5 Secondary Circuit - Insufficient Ionization
- P2317-Ignition Coil 6 Secondary Circuit - Insufficient Ionization
- P2503-Charging System Output Low
- P2504-Charging System Output High
- P2533-Ignition Switch Run/Start Position Circuit
- P258A- Electric Vacuum Pump Circuit
- P258B-Electronic Vacuum Pump Performance
- P2610-Pcm Internal Shutdown Timer Rationality Too Fast
- U0001-Can C Bus
- U0101-Lost Communication With TCM
- U0103-Lost Communication With Electric Gear Shift Module
- U0121-Lost Communication With Abs
- U0140-Lost Communication With Body Control Module (BCM)
- U0141-Lost Communication With IPM (FCM/TIPM)
- U0151-Lost Communication With Occupant Restraint Controller (Orc)
- U0168-Lost Communication With Vehicle Security Control Module (Win)
- U0300-Internal Control Module Software Incompatibility
- U0402-Implausible Data Received From TCM
- U0416-Implausible Data Received From Esp
- U110A-Lost Communication With SCM (SAS)
- U110C-Lost Fuel Level Message
- U110E-Lost Ambient Temperature Message
- U1110-Lost Vehicle Speed Message
- U1113-Lost A/C Pressure Message
- U1120-Lost Wheel Distance Message
- U11C2-Lost Transmission Message
- U1403-Implausible Fuel Level Signal Received
- U1412-Implausible Vehicle Speed Signal Received
- U1417-Implausible Left Wheel Distance Signal Received
- U1418-Implausible Right Wheel Distance Signal Received
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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.