P0089 Diagnostic Trouble Code Discussion for July 2020
Fuel Pressure Regulator Performance
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| Help Request | Posted | |
| 2012 Chevrolet Equinox LT 2.4L Surge P0089: FUEL pressure regulator performance. vehicle came in with surge at hot idle. replaced o2 sensor 1, with a factory part (it had an after mkt part) when vehicle is surging my short term fuel trim is -2 and long term fuel trim is 0. mass air flow is 4.3 g/s. fuel rail pressure sensor 1300 psi. d... |
July 02, 2020 | |
| 2011 Chevrolet Equinox LS 2.4L Poor Idle Quality, Poor Idle Quality VIN: 2CNFLCEC0B ... problem to occur. Fuel rail pressure goes anywhere from 2.9 MPa to 11.9 MPa (MPa is megapascals) to convert MPa to PSI multiply MPa reading X's 145. Vehicle will idle like EGR Valve is open but it doesn't have an EGR Valve. At the advise of another tec... |
July 18, 2020 | |
| 2013 Chevrolet Captiva Sport LTZ 2.4L Poor Idle Quality, Surge, MIL Lamp on VIN: 3GNAL4EK7D P0089: Fuel pressure regulator performance. ... really bad at idle in gear once warmed up. Customer purchased this from a used car lot that we found out later did the aforementioned work. It came in originally with a complaint of stalling when coming to a stop and crazy erratic idle. At startup ... |
July 29, 2020 |
