Replacing the Temperature Sensors, General: General

WARNING: This page is about a different car, the 2004 Volvo S40, 2003 Volvo S40, 2002 Volvo S40, 2001 Volvo S40, and 2000 Volvo S40. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Locating Temperature Sensors

Courtesy of VOLVO CARS OF NORTH AMERICA.

MCC has 1 temperature sensor B

ECC has 5 temperature sensors A, B, C, D and E

A: Engine coolant temperature sensor (for the heat exchanger in the heater unit)

B: Evaporator temperature sensor.

C: Outside temperature sensor (in front of the evaporator, on the evaporator cooler)

D: Passenger compartment temperature sensor (in the control panel behind the grille)

E: Sun sensor (in the loudspeaker grille in the dashboard on the passenger side)

Other information:

To replace the engine coolant temperature sensor, see Engine Coolant Temperature Sensor
To replace the evaporator temperature sensor, see Evaporator Temperature Sensor
To replace the evaporator outside temperature sensor, see Outside Pressure Sensor
To replace the passenger compartment temperature sensor, see Passenger Compartment Temperature Sensor
To replace the sun sensor, see Sun Sensor .