Check Signal From MAF Sensor
- Connect special tool 9637.
- Connect voltmeter to pin III/23 and ground.
Switch on the ignition.
Display: 0.9 to 1.1 V
Start engine.
Display: approx. 1.4 V
Switch on the ignition.
Display: 0.9 to 1.1 V
Start engine.
Display: approx. 1.4 V