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P1128 Diagnostic Trouble Code Discussion for May 2012

Closed Loop Fueling Not Achieved - Bank 1

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Trouble Ticket Help Requests for DTC P1128
Help Request Posted
2008 Dodge Grand Caravan SE 3.3L Misfire VIN: 1D8HN44H68
P1128: . ... accell from a stop at around 1/2 to 3/4 throttle there is a severe miss as rpms increase. I have monitored and recorded several pids. The rpm spikes straight down from 1900 to 35 as though the engine cuts off. The throttle angle stays steady but the tps si...
May 25, 2012