To do this, follow these steps: Insert your key into the ignition or press the start button. Ensure the gearbox is in neutral (displayed as an “N”). Wait 20 seconds after turning off the vehicle. Place the vehicle in park mode (“P” on the gearbox). Restart the vehicle but do not let it run completely. 3. Your Engine Stutters or Misfires. A rich fuel-to-air ratio can cause your engine to misfire, while a lean ratio can cause stuttering when it periodically fails to ignite. Similar problems can be caused directly by an improperly-adjusted engine timing. Either way, it’s possible that your ECM is causing the problem. The contact owns a 2012 Ford Focus. The contact stated while attempting to start the vehicle, the steering wheel failed to operate properly. The vehicle was turned off and restarted and the
This has happened before and recently got it back from mechanic, they said it was an issue with throttle control valve/wiring harness? They cleaned the engine and did some soldering and it went away for a couple weeks but has just come back on. They said a long term fix would be to replace wiring harness or something but was way too expensive.
Some of the most common are listed below. 1. Oxygen sensor malfunction. If the sensor detects issues that your vehicle’s fuel is too rich (not enough air) or too lean (too much air, the EML might turn on. It may also be illuminated if there's a fault with the sensor. 2. Drivers may find it difficult or impossible to start the engine because of the resulting engine performance problems. If they persist in operating the vehicle, they may lose power while on the road. Also, ignoring the camshaft position sensor issue for too long can even damage the engine, leading to a much longer and more expensive repair job. niaN.
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  • how do you fix a ford focus engine malfunction