Bosch Maf Sensor Pinout

The top countries of supplier is china, from which the percentage. So pin 4 according to the above pinout (sensor signal wire), the yl/dg (yellow/dark green) wire, does not have continuity to ground? As used on gm vehicles starting in 2012, these are the pinouts for the new sensors
bosch maf sensor pinout

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Bosch maf sensor pinout. Here is a video on how you can test your maf sensor using a basic $5 multimeter. It makes sense the actual sensor is a generic bosch one, with just the housing specific to the p38. The maf element only samples a small part of the incoming air stream, so if laminar flow is not present the air measurement and fuel delivery will be incorrect. Savesave bosch maf sensor system datasheet for later.

Documents similar to bosch maf sensor system datasheet. I'll post electric diagram (taken from workshop manual) where pin #3 is connected to gnd. Aftermarket units can be junk right out of the box. I have a chiltons manual but for some reason i can't find a diagram that shows which pins are which to correctly measure voltage.

Bosch maf (mass air flow) sensor for vw tdi jetta, golf and new beetle tdi on the a4 chassis with engine code alh. I also show you how you can figure out the wires without a wiring diagram. 859 maf bosch sensor products are offered for sale by suppliers on alibaba.com, of which auto sensors accounts for 3%. By this i mean that the newer vw.

Current daily 4.0 se manual, 1995, 'piper', built for offroad with tuned 4.6 on ms: 4.0 se manual, 1997, 'priscilla': I am trying to check all the voltages for the maf. This tutorial is for the maf sensor with the connector that has 5 slots for 5 or 4 male spade terminals.

The maf must be oem bosch. These sometimes jam on the maf, and break when attempting removal. The benefits of cleaning your mass air flow sensor. Does anyone know the pinout for this style maf sensor.

Same bosch sensor mounted on other makes has connected pin to gnd. Does anyone have this information? 2g/3g/evo maf pinout pin 1 = +5 volt sensor power pin 2 = barometer pin 3 = airflow hz pin 4 = +12 volt from mpi pin 5 so, the correct crossover wiring to our mas plug is: The mass air flow sensor was up plugged when i purchased it.

The more oil and dirt that accumulates on your maf, the worse it serves its purpose. 3g/evo pin 1 to 1g mas pin 4 3g/evo pin 2 to 1g mas pin 7. Maf sensors require laminar airflow, which occurs when the air flows in parallel layers, with no disruption between the layers. You'll need to unplug the maf on your vw to make another important note is that this article only tests the older analog type bosch maf sensor (air flow meter).

Bosch and hitachi supply some of the new sensors. A wide variety of there are 59 suppliers who sells maf bosch sensor on alibaba.com, mainly located in asia. Mass airflow sensor connector housing for a4 tdi's.