Re: Mazda 6 GJ6F 2002 - Fuel rail pressure regulator, code P0301 cyl 1 misfire #
Terry Taylor
hi shaun i think you find its the high pressure pump very common we have just had one there his no low pressure pump the high pressure pump is divided into two vacum and supply the vacum side goes down.hth terry, dealer pump £1600 our local diesel people charged £310+vat no need to remove pump
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