89 Aerostar 3.0 Engine Codes - Ford Forums - Mustang Forum, Ford Trucks, Ford Focus and Ford Cars
 
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post #1 of 2 (permalink) Old 03-20-06, 09:27 AM Thread Starter
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Question 89 Aerostar 3.0 Engine Codes

41 CM = Oxygen Sensor / Code 41 indicates system lean. Look for a vacuum leak or failing O2 sensor. I Replaced the Oxygen Sensor !!!

still getting Codes 89 KOEO & 86 KOEO..

and now getting Code 11 = System ok..

But now can't get Van Started !!!
Help Help Help !!!

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post #2 of 2 (permalink) Old 03-20-06, 02:40 PM Thread Starter
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Re: 89 Aerostar 3.0 Engine Codes

Well It's gone to The Shop....

I will Post on what it was, to help Others !!!
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