2003 Ford 6.0 Hard start below 60f.
Having a hard cold start problem on my 6.0.Starts right up if plugged in below 60deg.With key on. FMP is 47.5 volts IPR is 14.81 ICP is 19 Running IPR is 28.1 ICP is 846 SYC is 1 Any he...
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Son has a 06 6.0 that had the same symptoms that wound up being the ficm. You need a solid 48 volts with the key on if i remember correctly , and it can't drop much when cranking.
