P1151 FORD Lack of Upstream Heated Oxygen Sensor Switch Sensor Indicates Lean Bank 2

Possible causes – Faulty Oxygen Sensor– Fuel pressure high or low– MAF sensor dirty/defective– Vacuum leak on engine– Leaking fuel injector or fuel pressure regulator– Faulty Powertrain Control Module Symptoms – Engine Light ON (or Service Engine Soon Warning Light)

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P1151 HYUNDAI Accelerator Position Sensor (EMS) Circuit

HYUNDAI Technical Service Bulletins for P1151 code 2001 HYUNDAI SANTA FE VEHICLE SPEED CONTROL:ACCELERATOR PEDAL 2001 HYUNDAI XG300 VEHICLE SPEED CONTROL:ACCELERATOR PEDAL 2001 HYUNDAI XG350 VEHICLE SPEED CONTROL:ACCELERATOR PEDAL 2002 HYUNDAI SANTA FE VEHICLE SPEED CONTROL:ACCELERATOR PEDAL 2002 HYUNDAI XG300

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