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Your service engine light goes on and off in your 2002 Saturn SC1 and you don't know what is wrong?
Wiki User
∙ 16y ago
If the light goes on and off, you will need to have the vehicle scanned with an OBDII reader. the computer should show a pending code logged in someware. once you retreive the code, you can then start to diagnose the problem. most common reasons for the lamp to go on and off are the following: Oxygen sensor(s)
MAP (Manifold absoulute Pressure sensor)
Purge solenoid on charcoal canister.
Wiki User
∙ 16y ago
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