P1151 Diagnostic Trouble Code Discussion for September 2014
Electronic Throttle System Sub Accelerator Position Sensor 2 Circuit Malfunction
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| Help Request | Posted | |
| 1999 Ford Expedition Eddie Bauer 5.4L Poor Idle Quality VIN: 1FMPU18L4X P1151: bank 2 sensor 1. ... idle check engine light on, found codes PO156 B2S2 fault, P1151 B2S1 indicates lean. thought no brainer lean Ford probably PCV elbows, not the case. Fuel trims at idle -12 both banks, bank 1 O2 staying at 0-50, bank 2 switching, with propane enrichment bot... |
September 18, 2014 |
