can the asr be disable without any check engine lights? i brought a 97 s500 coupe and it's not on. the switch doesn't do anything but i have no check eng. lights. no traction control.
Welcome!!!
Just to be clear, are the CEL and ASR lights glowing along with other lights during the start up the auto when it self diagnoses itself or are they missing?
Hmmm you have a '97 so, I'd run a scan on it to see if there is an issue the codes will let you know what the story is. Maybe someone here who has experienced this can chime in...
Emissions leak could be an EGR or charcoal canister purge valve malfunction or even an air leak in a hose... Coolant temp sensor issue shows you have an problem with fuel injection and timing...what codes do you see read after scanning? Should start with a P...
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