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Manually Checking CEL Code?

Specter

Well-known member
Joined
Apr 20, 2008
Messages
367
Location
Karachi, Pakistan
How can one manually check for a Check engine light code on an RVR ecu? (OBD II, same as evo III) I need to know which wire to connect to so i can count the number of times led blinks through which i can find which code is the ecu throwing. Thanks!
 
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