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P050B Diagnostic Trouble Code Discussion for March 2014

Cold Start Ignition Timing Performance

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Trouble Ticket Help Requests for DTC P050B
Help Request Posted
2010 Audi A4 Quattro 2.0L No Start, Cuts out VIN: WAUBFAFLXA
P050B: Cold Start Ignition Timing Performance. Vehicle came into shop no start condition. Engine sounded like it had low compression. Perform compression test found all cylinders low compression. 20 psi. Checked timing found vehicle out of time on intake side 3 teeth. Performed leak down test. No problems ...
March 26, 2014