Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Air Flow Meter/Sensor: Service and Repair

Mass air flow sensor

1 Undo the hose clip securing the rubber duct to the mass air flow sensor.

2 Unplug the connector and the two clips for the air cleaner housing cover.

3 Lift the mass air flow sensor clear of the cover and the rubber duct.

4 Fit the new mass air flow sensor, making sure that the ridge in the sensor lines up with the recess in the cover. Secure the clips.

5 Connect the rubber duct to the mass air flow sensor. Tighten the hose clip.

6 Plug in the connector.