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to clear a "check engine" light on a Volvo 940:
First you have to plug the test cable into socket 2 for fuel injection or 6 for ignition codes. The codes are read as groups of red led flashes.
1)turn the ignition switch to "run" position, press the diagnostic button for 5-8 seconds, then release. the LED would come on.
2)press the diagnostic button for over 5 seconds until the LED goes off.
3)press the diagnostic button for 1-3 seconds, if the LED shows "1 1 1" , that means the DTC have been cleared.
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What else can I help you with?
Can you drive Volvo xc90 with check engine light on?
yes
How do you reset your check engine light on Volvo v40?
Did you try unhooking the battery
How do you clear check engine light in a Kia Sorento?
Trying to clear the check engine light in a Kia Sorento yourself is not recommended. The check engine light could indicate a serious problem and the car should be inspected by someone qualified.
Where is the check engine light on a 1998 Volvo s70?
It is the one next to the service light.....second to the right.
How do you reset check engine light 2005 Volvo s40?
To reset the check engine light on a 2005 Volvo S40, you can use an OBD-II scanner to read and clear the trouble codes. Alternatively, you can disconnect the car battery for about 10-15 minutes, which will reset the system. After reconnecting the battery, the check engine light should turn off if the underlying issue has been resolved. However, it's important to address any underlying problems that triggered the light before resetting it.
How do you reset check engine light on Volvo s 70?
With an OBD2 code reader
What should you do with Volvo v40 check engine?
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
How do you reset check engine light on Volvo 240?
disconnect the battery for 1min or so the light will go off
Turn off check engine light on 2000 Chevy Prizm?
I clear the check engine light with a Scangauge II. But most ODB-II devices can read and clear the code.
How do you reset check engine light on a 1998 Volvo S-70?
With an OBD2 code reader
What does it indicate when check engine light is on on a 2000 Volvo s 80?
the oxygen sensor(sensors)
How do you re-set the check engine light on a 2007.5 Dodge 6.7 Cummins Diesel engine?
A scan tool is required to clear the check engine light. If the failure is not repaired, the light will return.
