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P1128 Diagnostic Trouble Code Discussion for March 2014

Closed Loop Fueling Not Achieved - Bank 1

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Trouble Ticket Help Requests for DTC P1128
Help Request Posted
2010 Dodge Grand Caravan SE 3.3L MIL Lamp on, Runs Poorly VIN: 2D4RN4DEXA
P1128: Closed loop Fueling not Achivied Bank 1. ... hopefully replying to it. The mileage you saw is correct.280,000 This is a taxi. Originally came in with misfire code P0304, found plugs worn to the porcelain. Replaced plugs with OEM #'s and also replaced coil and wires. Ran fine after. Returned a week la...
March 10, 2014
2008 Dodge Grand Caravan SXT 3.8L Surge, Stall, MIL Lamp on VIN: 2D8HN54P98
P1128: Closed Loop Fueling Not Achieved Bank 1. ... the vehicle will stall at an idle. We pulled code P1128 Closed loop fueling not achieved bank 1. The technician checked fuel pressure which was within spec at 55 PSI. Per the troubleshooting chart a fuel leak down test was performed and pasted the test per...
March 19, 2014