Description Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1127 Alfa Romeo OBD Code Description Exhaust Not Warm Enough, Downstream Sensor Not Tested is one of the definitions for the P1127 Alfa Romeo; however your vehicle’s manufacturer may have a different definition for the P1127 Alfa Romeo code. Please check below for…
Tag: P1127
P1127 Acura Exhaust Not Warm Enough, Downstream Sensor Not Tested
Description Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1127 Acura OBD Code Description Exhaust Not Warm Enough, Downstream Sensor Not Tested is one of the definitions for the P1127 Acura; however your vehicle’s manufacturer may have a different definition for the P1127 Acura code. Please check below for your specific make….
P1127 VOLKSWAGEN Long Term Fuel Trim B1 System Too Rich
Possible causes – Faulty HO2S– Faulty Mass Air Flow Sensor– High fuel pressure– Canister purge solenoid stuck open– HO2S harness is open or shorted– HO2S circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P1127 TOYOTA ETCS Actuator Power Source Circuit Malfunction
Possible causes – Faulty Electronic Throttle Control System (ETCS) Actuator– Electronic Throttle Control System (ETCS) Actuator harness is open or shorted– Electronic Throttle Control System (ETCS) Actuator circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1127 TOYOTA OBD Code Description Battery positive voltage is supplied to terminal +BM…
P1127 LEXUS ECTS Actuator Power Source Circuit Malfunction
Possible causes – Faulty Electronic Throttle Control System (ETCS) Actuator– Electronic Throttle Control System (ETCS) Actuator harness is open or shorted– Electronic Throttle Control System (ETCS) Actuator circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1127 LEXUS OBD Code Description Battery positive voltage is supplied to terminal +BM…
P1127 HYUNDAI Long Term Fuel Trim Error System Rich
Possible causes – Faulty HO2S– HO2S harness is open or shorted– HO2S circuit poor electrical connection– Leaking pressure regulator or fuel injector– Engine mechanical condition Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P1127 FORD Exhaust Not Warm Enough Downstream O2 Sensor Not Tested
Possible causes – Faulty O2 Sensor Heaters– O2 Sensor Heaters harness is open or shorted– O2 Sensor Heaters circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1127 FORD OBD Code Description The heated oxygen sensor (HO2S) monitor uses an exhaust temperature model to determine when the HO2S heaters…
P1127 AUDI Long Term Fuel Trim B1 System Too Rich
Possible causes – Faulty HO2S– Faulty Mass Air Flow Sensor– High fuel pressure– Canister purge solenoid stuck open– HO2S harness is open or shorted– HO2S circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)