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4.0L OHV & SOHC V6 Tech General discussion of 4.0L OHV and SOHC V6 Ford Ranger engines.

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Old 03-14-2010
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Trouble Codes Help

I have a 1997 ranger with a 4.0L

it has the codes saying lean fuel bank left and lean fuel bank right

jumps at idle between 500 and 800 very rapidly and dies some times

have replaced air filter, fuel filter IAc and cleaned MAF sensor still codes

help me out please
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Old 03-14-2010
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a thorough check for vacuum checks would be my first step
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Old 03-15-2010
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Quote:
Originally Posted by allstateguy View Post
a thorough check for vacuum checks would be my first step
ok cool i will do
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