Airflow Volume

Fault in airflow volume (blower)

- Detach the fresh air inlet cover.
- Run the engine at idle speed. It must be at normal operating temperature (coolant temperature at least 70°C/158°F).
- Detach the blower plug from the motor.
- Connect a voltmeter between terminals 1 and 2 of the blower plug.
- Select the "HEATING/AUTOMATIC" program at the control panel. The temperature selector wheel can be in any desired setting.

Airflow/Voltage Chart:

Incorrect voltage readings:
Check output stages Checking Final Output Stages
Check blower relay
Check cable connections
Renew airflow selector wheel with printed circuit board