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) CHARTSP0720 - INSUFFICIENT INPUT FROM THE OUTPUT SHAFT SPEED SENSOR
2004 Ford Focus ZX3, 2.3 Z, Standard
P0720 - Insufficient Input From The Output Shaft Speed Sensor
2004 Ford Focus ZX3, 2.3 Z, StandardSECTION P0720 - Insufficient Input From The Output Shaft Speed Sensor
P0720 - INSUFFICIENT INPUT FROM THE OUTPUT SHAFT SPEED SENSOR
| Description: | The output shaft speed sensor inputs a signal to the PCM, based on the speed of the output shaft of the transmission. The PCM compares this signal with the signal of the VSS or TCSS and determines correct tire size and axle gear ratio. | ||
| Possible Causes: |
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| Diagnostic Aids: | Verify the sensor signal output varies with the vehicle speed. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| Manual Transmission | - | - | GO to TJ: Output Shaft Speed (OSS) Sensor Introduction STEP 1 |
| All Others | - | - | All Automatic Transmissions go to the appropriate AUTOMATIC TRANSMISSION article. |
RENDER: 1.0x
NO RELATED
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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.