Fault code p734 and p174

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04-03-2009, 10:49 PM

stevey88

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Fault code p734 and p174

I have reported seeing p734 on my 99 4.6 HSE a while back. It was cleared and now I got both fault code p734 and pending code p174. Is it time to replace the MAF ?
Thanks in advance.

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04-03-2009, 11:03 PM

roverguy7

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most likely. check for major vacuum leaks first, but if not, then you need a mafs

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