Check engine light will not turn on
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1993 400sel w140
Check engine light will not turn on
I'm a new owner of a 1993 400sel. The check engine light does not illuminate at all. I checked the bulb and it looks good. I also switched it with another working bulb and still nothing.
Could this be an issue with the cluster or a different problem? Thanks.
Could this be an issue with the cluster or a different problem? Thanks.