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The first thing to do is too take the EGR out of circuit. A quick and easy way to do this is to cut an old metal oil can(its thin enough for scissors) so you have a piece of the can that will fit between the bolts of the EGR. Tighten the EGR bolts up with the can acting as a gasket. Now try watching the MAF sensor voltage as you rev the engine sharply and ...


The problems you are experiencing will have nothing to do with the transmission. Here is what the code explanation is. My feeling is it's with the Fuel pump driver module. It may be going bad. Code: P1233 - Fuel System Disabled or Offline Description: The PCM monitors the fuel pump monitor (FPM) circuit from the fuel pump driver module (FPDM). With ...

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