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Ford
F-150
Engine
Computer
Monitor Not Resetting
Why wont the monitors set?
BIGMIKAL2006
MEMBER
2004 FORD F-150
130,000 MILES
I have a 2004 ford f150 and monitors wont set. Cat and o2s. Poss computer issue but what do I test?
Monday, September 17th, 2012 AT 10:05 PM
1 Reply
SATURNTECH9
MECHANIC
30,869 POSTS
If the thermostat is stuck open the monitors will not set. I would remove it to see if it is open.
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Monday, September 17th, 2012 AT 10:21 PM
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