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

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Air Flow Meter/Sensor: Service and Repair

Mass Air Flow Sensor:






The Mass Air Flow (MAF) sensor on this engine is part of the throttle body assembly.

REMOVAL

1. Disconnect battery ground cable.
2. Remove air cleaner.
3. Remove fresh air duct.
4. Disconnect 3 wire electrical connector.
5. Remove 4 screws holding MAF sensor to throttle body. The MAF sensor is the electronics portion (black) plus the aluminum housing to which it is attached.

NOTE: Do not attempt to remove gasket. It is not removable. It is not serviced separately.

INSTALLATION

1. Install 4 screws holding MAF to throttle body.
2. Reconnect electrical connector.
3. Install air cleaner and duct work. Be sure air cleaner to MAF sensor gasket is installed properly.