One way that always works is to disconnect the battery for at least ten minutes. If the cause of the check engine light turning on in the first place is not fixed, then the light will come on again pretty quickly after starting the car.
yes
No, diesels don't have O2 sensors.
Did you try unhooking the battery
It is the one next to the service light.....second to the right.
With an OBD2 code reader
A check engine light displaying on a Volvo V40 means maintenance is needed on the car. Check the car's instruction manuals to see each mileage checkup recommended by the manufacturer.Ê
disconnect the battery for 1min or so the light will go off
With an OBD2 code reader
the oxygen sensor(sensors)
To reset the check engine light on a 1994 Volvo 960, you can disconnect the battery by removing the negative terminal for about 10-15 minutes. This will clear the engine codes and turn off the check engine light. Alternatively, you can use an OBD-I scanner to read and clear the codes. Always ensure any underlying issues are addressed before resetting the light.
how do you reset engine light on 1991 volvo 240
When you turn the ignition on the CHECK ENGINE light will not light up at all.