Checking Mass Air Flow (MAF) Sensor Signal

Checking Mass Air Flow Sensor Signal
- Ignition on.
- Select scrolling values.
- Operate starter motor.
- Read off the mass air flow (MAF) value.
- Mass air flow should be approx. 12 kg/h at 200 rpm.

If reading is OK:
^ Proceed to: Checking Engine Coolant Temperature (ECT) Sensor Signal section.

If reading is incorrect:
^ Fault-trace mass air flow sensor.