To reset a check engine light yourself, disconnect the car battery, then turn on the headlights for a few minutes to drain the remaining energy and cause a hard reset. Finally, reconnect the battery.Know More
Loosen then remove the wire connected to the negative terminal. Then, remove the wire connected to the positive terminal.
Turn on the headlights, and wait a few minutes until there is no electricity remaining in the system.
First, reconnect and tighten the cable to the positive terminal, then do the same for the negative terminal.
If the problem has been diagnosed and fixed but the check engine light is still on, either use an auto scan tool or simply disconnect and reconnect the battery. If there is still a problem with the engine, disconnecting the battery and resetting the light will not make the light turn off. Also, if the vehicle's radio has an anti-theft setting, disconnecting the battery may make the radio stop working until a specific code is put in to fix it.Full Answer >
One of the most common causes of a check engine light on the Ford Taurus is the failure of an oxygen sensor. Bankrate says this was the most common car repair in 2013, accounting for 7.55 percent of all repairs. A failed oxygen sensor often robs a vehicle of fuel economy by as much as 40 percent. Common causes of failure include use of E-85 fuel and engines burning oil.Full Answer >
One of the most common reasons a check engine light comes on is a poorly secured gas cap. Gas caps should be twisted at least two full turns after they begin clicking.Full Answer >
There are hundreds of reasons why a Ford Windstar's check engine light comes on, but according to AAMCO, problems with the mass air flow sensor are one of the most common. This problem usually does not cause serious problems with drivability but can decrease the vehicle's power and cause sluggish reactions. Mechanics connect a device that checks for diagnostic codes stored in the vehicle's on-board computer.Full Answer >