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 MANUALSFORD2010FOCUS SES, 4D SEDAN, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMENGINE CONTROLS - POWERTRAIN DTC CHARTS & DESCRIPTIONS (EXCEPT DIESEL & HYBRID)DTC DIAGNOSISDTC P1635: TIRE/AXLE RATIO OUT OF ACCEPTABLE RANGE
2010 Ford Focus SES, 4D Sedan, Standard
DTC P1635: Tire/Axle Ratio Out Of Acceptable Range
2010 Ford Focus SES, 4D Sedan, StandardSECTION DTC P1635: Tire/Axle Ratio Out Of Acceptable Range
DTC P1635: TIRE/AXLE RATIO OUT OF ACCEPTABLE RANGE
| Description: | This DTC indicates the tire and axle information contained in the vehicle identification (VID) block does not match the vehicle hardware. | ||
| Possible Causes: |
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| Diagnostic Aids: | Using the scan tool, view the tire and axle parameters within the VID. They must match the vehicle hardware. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | Refer to the Description, Possible Causes and Diagnostic Aids for the appropriate DTC. | ||
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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.