P053F Diagnostic Trouble Code Discussion for August 2020
cold start fuel pressure performance b1
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| 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 |
