P1151 Diagnostic Trouble Code Discussion for October 2012
Electronic Throttle System Sub Accelerator Position Sensor 2 Circuit Malfunction
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| Help Request | Posted | |
| 2002 Ford F-150 XL 4.2L Surge, Poor Fuel Economy, MIL Lamp on VIN: 1FTRX07232 P1151: Bank 2 indicates lean. Vehicle came in running rough at times with lean codes. Customer had already installed new upsteam o2s, maf, iac valve and intake gaskets with new bolts/isolaters. STFT both banks max out to +33%, at idle and no change off idle(1500rpm+), indicating no vacuum ... |
October 17, 2012 |
