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



1. Remove air flow meter connector, air hose, secondary air hoses, vacuum hose for air control valve and the air cleaner upper case.
2. Remove air flow meter and the rubber seal.
3. Install new sealing rubber and the air flow meter to upper case.
4. Install upper case assembly and the removed parts in reverse order of removal.
5. Warm up engine and run at idle for 15 minutes.
6. Check idle speed and adjust as necessary.