Duty Cycle at 85% at all times...

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Duty Cycle at 85% at all times...

02-22-2008, 01:50 AM

johnathan1 johnathan1 is offline

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Duty Cycle at 85% at all times...

My 89 300SEL's CEL has been on for a while now, I checked codes, and it gave me a code 4, which has to do with the air sensor pot... So I checked the duty cycle, and it is showing a constant 85%...what does this mean?

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