Thread: 5.4L 3V with miss, rough idle and codes P0340, P0344, P0345, and P0349
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Old 03-30-2012, 11:20 AM
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70f100longbed
70f100longbed is offline
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Join Date: Aug 2002
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Minimum oil pressure at hot idle is 25psi. Any lower and you will have VCT problems.
 
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