speedometer stops and starts while driving, S3 light starts blinking and check engine light comes on in a 1991 honda prelude
how can i fix this problem recently i had a complete tune up done on my prelude. i just had a new alternator put on it and the other day while i was driving it the speedometer decided to stop part way down the road the speedometer started working again but then stopped again the check engine light came on and the S3 light started to blink. please help