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P1093 Diagnostic Trouble Code Discussion for July 2013

Fuel Rail Pressure Low During Power Enrichment


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Trouble Ticket Help Requests for DTC P1093
Help Request Posted
2002 Chevrolet Silverado 2500 HD 6.6L MIL Lamp on VIN: 1GCHC23142
P1093: Fuel Rail Pressure Low During Power Enrichment. Good day, this Duramax has got me a little perplexed. At idle this fuel system is pulling 10" vacuum, at WOT its at 14". So started at changing fuel filter, no change, changed collapsed fuel lines at filter, no change, dropped fuel tank and inspect sen...
July 18, 2013
2002 Chevrolet Silverado 2500 HD 6.6L MIL Lamp on VIN: 1GCHC23142
P1093: Fuel Rail Pressure Low During Power Enrichment. Good day, this Duramax has got me a little perplexed. At idle this fuel system is pulling 10" vacuum, at WOT its at 14". So started at changing fuel filter, no change, changed collapsed fuel lines at filter, no change, dropped fuel tank and inspect sen...
July 19, 2013
2007 Volkswagen Passat 2.0T 2.0L Poor Idle Quality VIN: WVWKK73C37
P1093: Fuel measuring system 2- malfunction. Hello All, I have a car that I'm hoping someone can help me with. I have a 2007 VW Passat 2.0 with a strange problem. I only need to drive the car to closed loop (which doesn't take long) and the problem occurs at idle and at part throttle. There is a noticeab...
July 22, 2013
2007 Volkswagen Passat 2.0T 2.0L Poor Idle Quality VIN: WVWKK73C37
P1093: Fuel measuring system 2- malfunction. Hello All, I have a car that I'm hoping someone can help me with. I have a 2007 VW Passat 2.0 with a strange problem. I only need to drive the car to closed loop (which doesn't take long) and the problem occurs at idle and at part throttle. There is a noticeab...
July 23, 2013
2007 Audi A4 Quattro 2.0L MIL Lamp on VIN: WAUDF78E37
P1093: bank 1 fuel measuring system 2. Car has come in from a used car lot who sold it and now has a customer wanting the cel and fuel gauge fixed. Also wanted the gas cap missing warning fixed. I pulled the driver side sender and found it broken at the top. Installed a new one filled car to about ...
July 29, 2013
2002 Chevrolet Silverado 2500 HD 6.6L MIL Lamp on VIN: 1GCHC23142
P1093: Fuel Rail Pressure Low During Power Enrichment. Good day, this Duramax has got me a little perplexed. At idle this fuel system is pulling 10" vacuum, at WOT its at 14". So started at changing fuel filter, no change, changed collapsed fuel lines at filter, no change, dropped fuel tank and inspect sen...
July 18, 2013
2002 Chevrolet Silverado 2500 HD 6.6L MIL Lamp on VIN: 1GCHC23142
P1093: Fuel Rail Pressure Low During Power Enrichment. Good day, this Duramax has got me a little perplexed. At idle this fuel system is pulling 10" vacuum, at WOT its at 14". So started at changing fuel filter, no change, changed collapsed fuel lines at filter, no change, dropped fuel tank and inspect sen...
July 19, 2013
2007 Volkswagen Passat 2.0T 2.0L Poor Idle Quality VIN: WVWKK73C37
P1093: Fuel measuring system 2- malfunction. Hello All, I have a car that I'm hoping someone can help me with. I have a 2007 VW Passat 2.0 with a strange problem. I only need to drive the car to closed loop (which doesn't take long) and the problem occurs at idle and at part throttle. There is a noticeab...
July 22, 2013
2007 Volkswagen Passat 2.0T 2.0L Poor Idle Quality VIN: WVWKK73C37
P1093: Fuel measuring system 2- malfunction. Hello All, I have a car that I'm hoping someone can help me with. I have a 2007 VW Passat 2.0 with a strange problem. I only need to drive the car to closed loop (which doesn't take long) and the problem occurs at idle and at part throttle. There is a noticeab...
July 23, 2013
2007 Audi A4 Quattro 2.0L MIL Lamp on VIN: WAUDF78E37
P1093: bank 1 fuel measuring system 2. Car has come in from a used car lot who sold it and now has a customer wanting the cel and fuel gauge fixed. Also wanted the gas cap missing warning fixed. I pulled the driver side sender and found it broken at the top. Installed a new one filled car to about ...
July 29, 2013