Air Flow Meter/Sensor: Testing and Inspection

- Before removing air flow meter, remove throttle valve switch.
- When removing the air flow meter, extract it vertically, taking care not to bend or damage the plug portion.
- Never touch the sensor portion with your finger.
- When installing, apply silicone grease to mating face between air flow meter and throttle body to allow heat to escape.

1. Apply battery voltage between terminals (E) (+) and (C) (-).








2. Measure the voltage between terminals (A) (+) and (D) (-).