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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSJEEP2023WAGONEER CARBIDE, RWDREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSIS3.0L - DTCS P2B94-00 TO U012D-00
2023 Jeep Wagoneer Carbide, RWD
3.0L - DTCS P2B94-00 To U012D-00
2023 Jeep Wagoneer Carbide, RWDSECTION 3.0L - DTCS P2B94-00 To U012D-00
- DTC Troubleshooting
- P2B94-00-WASTEGATE Position Sensor B Exceeded Learning Limit
- P2B95-00-Cold Start Injection Pulse Performance
- P2B9C-00-Coolant Pump A Stuck - Stalled
- P2C30-00-Ignition Coil Primary Circuit Fuse A
- P2C31-00-Ignition Coil Primary Circuit Fuse B
- P2C90-00-Crankcase Ventilation System - Hose "A" Disconnected
- P2C99-00-Throttle Actuator 1 Control Exceeded Learning Limit
- P2C9B-00-Cold Start Turbocharger - Supercharger WASTEGATE Actuator 1 Range - Performance
- P2C9C-00-Cold Start Turbocharger - Supercharger WASTEGATE Actuator 2 Range - Performance
- P2F64-00-Ion Sense Feedback Circuit A
- U0028-00-Vehicle Communication Bus A
- U0037-00-Lin Bus
- U0046-00-Vehicle Communication Bus C
- U0073-00-Hybrid/EV Bus Off
- U0074-00-Dedicated Powertrain (D-Pt) Can Bus Off
- U0075-00-Control Module Communication Bus C Off
- U0100-00-Lost Communication With ECM/Pcm
- U0101-00-Lost Communication With DCTM
- U0104-00-Lost Communication With Cruise Control Module
- U0109-00-Lost Communication With Fuel Pump Control Module
- Notes
- Known Issues - FPCM System
- FPCM System Operation
- Functional Description- Fuel Pump Control Module (FPCM) And Fuel Pump
- Functional Description - Powertrain Control Module (Pcm)
- Technical Data-Fuel System Pressure Specifications
- When Monitored
- Set Condition
- Default Action
- Possible Causes
- Diagnostic Overview-Fuel Pump Control Module
- Preliminary Diagnostic Checks
- Check For An Active Or Intermittent Condition
- Diagnostic Test - Communication And FPCM Internal Faults (P1205, P120A, U0109, U016C)
- Powertrain Verification Test
- U011D-00-Lost Communication With All Wheel Drive Control Module
- U0129-00-Lost Communication With Brake System Control Module
- U012D-00-Lost Communication With Alternator Control Module
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.