The engine light is on what does it mean

Tiny
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  • 1989 MERCEDES BENZ 420SEL
  • 200,000 MILES
The engine light is on what does it mean
Tuesday, January 22nd, 2013 AT 6:57 AM

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Tiny
CARADIODOC
  • MECHANIC
  • 34,332 POSTS
The Engine Computer detected a problem, set a diagnostic fault code in memory, and turned the light on to tell you. Your mechanic will read the code(s). That's the starting point that will tell him which circuit or system needs further diagnosis.
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Tuesday, January 22nd, 2013 AT 7:27 AM

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