P1171 CADILLAC Fuel System Lean During Acceleration
Tag: P1171
P1171 BUICK Fuel System Lean During Acceleration
P1171 BUICK Fuel System Lean During Acceleration
P1171 AUDI Throttle Actuation Potentiometer Signal 2 Range/Performance
Possible causes – Open or short circuit condition– Faulty Throttle Position Sensor (TPS)– Faulty Throttle Drive electric motor– Faulty Throttle Valve Control Module Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P1171 ACURA Fuel System Lean During Acceleration
Possible causes – Plugged fuel filter or low fuel pressure– Faulty or dirty Mass Air Flow sensor Symptoms – Engine Light ON (or Service Engine Soon Warning Light)