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.
DTCS U1110 To U1418, System Checks, Checking Power And Ground Circuits, Engine Cranks But No Start, Intermittent No Crank Condition
2008 Jeep Wrangler Rubicon, StandardSECTION DTCS U1110 To U1418, System Checks, Checking Power And Ground Circuits, Engine Cranks But No Start, Intermittent No Crank Condition
- U1110-Lost Vehicle Speed Message
- U1113-Lost A/C Pressure Message
- U1120-Lost Wheel Distance Message
- U1403-Implausible Fuel Level Signal Received
- U1411-Implausible Fuel Volume Signal Received
- U1412-Implausible Vehicle Speed Signal Received
- U1417-Implausible Left Wheel Distance Signal Received
- U1418-Implausible Right Wheel Distance Signal Received
- *Checking The Exhaust System For Leaks
- *Checking The Fuel Delivery System
- *Checking The Oxygen Sensor Operation
- *Checking The Pcm Power And Ground Circuits
- *Engine Cranks But Does Not Start
- *Etc Intermittent No Crank Condition
- *Fuel Pressure Leak Down
- *Hard Start (Fuel System)
- *No Crank Condition
- *No Response With A No Start Condition
- *Start And Stall Condition
RENDER: 1.0x
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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.