Checking The Component

Check the rain sensor connector. Check for contact resistance. Check for oxidation.

Check that the rain sensor is not damaged.

Check that the rain sensor is fixed on the windshield.

Check that there are no cracks in the windshield by the rain sensor.

Check that there are no stone chips in the windshield by the rain sensor.

Remedy as necessary.

Other information 

• see CONNECTING THE BREAKOUT BOX
• see SIGNAL DESCRIPTION CENTRAL ELECTRONIC MODULE (CEM)
• see LOCATION OF COMPONENTS
• see CONTROL MODULE RELAY BOX PASSENGER COMPARTMENT
• see RAIN SENSOR
• see CHECKING WIRING AND TERMINALS

Fig 3: Identifying Ohm Meter

Courtesy of VOLVO CARS CORPORATION

Fig 4: Identifying Rain Sensor Module (RSM)

Courtesy of VOLVO CARS CORPORATION

Refer to VERIFICATION