Maf Sensor Wiring Diagram Audi A4 98 1 8
Access our free mass air flow maf sensor repair guide for audi cars 1999 05 through autozone rewards.
Maf sensor wiring diagram audi a4 98 1 8. If cleaning the mass airflow sensor still does not work you can find a new oem sensor at https amzn to 2nfijzl this video shows the mass airflow sensor location on a 2000 2006 audi a4. Disconnect the 5 pin harness connector 1 at mass air flow maf sensor. This is great because it helps you narrow down the problem. Edition 08 01 w42 usa 5504 01 21 wiring diagram.
Audi a4 p0101 diagnosis. 9 1 2 bl. If the maf is bad either because it s not producing a signal or producing an erratic one the car s idle will return to normal and the car will seem to run fine. 1 2 wiring diagram.
2 1 standard equipment from 2002 m. Check wires between test box and 5 pin connector for open circuit. Diagram 1 starting and charging diagram 2 m3 2 motronic fuel injection system 1 6 and 1 8 models diagram 3 simos fuel injection system 1 6 models diagram 4 1 9 diesel direct injection system. The two most common trouble codes in relation to the maf sensor are.
Learn how this device is connected to the ecm and vehicle electronics in general. The most common way to test the 5 wire vw mass air flow maf sensor is just to unplug it with the engine running. Steering angle sensor signal horn activation steering column electronic systems control module or orange rs pink audi a4 no. If the maf sensor has gone bad it ll trigger the check engine light and provide an obdii trouble code.
Maf sensor circuit low. 2 7 e2 turn signal switch. The maf or mass air flow sensor is a main input to the ecm or engine computer form air intake temperature and flow. A4 bad maf sensor diagnosis.