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 MANUALSFORD2004FOCUS ZX3, 2.3 Z, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROLS - POWERTRAIN DTC CHARTS & DESCRIPTIONS - CNG, FLEX-FUEL & GASOLINEDIAGNOSTIC TROUBLE CODE (DTC) CHARTSP1181 - FUEL DELIVERY SYSTEM - HIGH
2004 Ford Focus ZX3, 2.3 Z, Standard
P1181 - Fuel Delivery System - High
2004 Ford Focus ZX3, 2.3 Z, StandardSECTION P1181 - Fuel Delivery System - High
P1181 - FUEL DELIVERY SYSTEM - HIGH
| Description: | The PCM receives fuel tank pressure (FTP) information from the natural gas (NG) module, which uses the information to infer the fuel rail pressure (FRP). The test fails when the inferred pressure is higher than a maximum calibrated value. | ||
| Possible Causes: |
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| Diagnostic Aids: | - | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | - | - | GO to HB: Natural Gas Fuel Delivery System STEP 29 |
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.