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P053F Diagnostic Trouble Code Discussion for August 2020

cold start fuel pressure performance b1

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Trouble Ticket Help Requests for DTC P053F
Help Request Posted
2010 Audi Q7 TDI 3.0L No Start, MIL Lamp on VIN: WA1LMAFE8A
P053F: cold start fuel pressure performance b1. Vehicle cranks but wont start. vehicle will fire up with a small spray of ether. found low fuel pressure to be good. found no fuel at fuel rails. replaced the high injection fuel pump. getting fuel at rails now but its low fuel pressure. i put the injectio...
August 24, 2020