22-02-2013, 12:55 PM
Doubt fuel filter, if it was enough to cause a massive rail pressure drop, the ECU would long have detected it and killed the engine, thinking that requested vs actual is so low there must be a fuel leak.
I'd go with either possible MAF problems... See if you can recreate it now?
I'd go with either possible MAF problems... See if you can recreate it now?