Intermittent fault

If the car is equipped with a 10-pin connector

Check the cable between control module terminal #14A and power door mirror terminal #1. Check for an intermittent short-circuit to ground.

If the car is equipped with a 16-pin connector

Check the cable between control module terminal #14A and power door mirror terminal #2. Check for an intermittent short-circuit to ground.

Replace the outside temperature sensor if no fault is found.

Other information:

To connect the breakout box, see Connecting the breakout box
For further information about signals and other values, see Signal specification
To access the connector for the power door mirror, see Replacing the mirror
To access and replace the outside temperature sensor, see Outside temperature sensor door mirror, replacing
See Checking wiring and terminals .

Fig 1: Identifying 10--Pin Power Door Mirror Connector Terminal

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Ohm Meter

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 3: Connector, Green (16- Pin)

Courtesy of VOLVO CARS OF NORTH AMERICA.