900 S Coupe L4-1985cc 2.0L DOHC Turbo EFI (1998)
1
If they are in proper working order the right message should appear on the SID unit display when the level sensor switch is open.
WASHER LEVEL LOW
COOLANT LEVEL LOW
If the BLACK PANEL is activated the display should light up.
2
Connect a ISAT Scan Tool and select the "READ VALUES" menu and then "INPUT SIGNALS".
3
Unplug the connector of the sensor that is suspected of being faulty. The corresponding message should now be activated on both the SID and
Scan Tool.
If this works, the sensor is faulty and must be replaced.
If no message is displayed, continue with point 4.