Volvo 850 Supplement Manual page 12

Fig. 7: Locating Passenger's Side Temperature Sensor
Courtesy of Volvo Cars of North America.
DTC 1-2-4 & 1-2-6 DRIVER'S OR PASSENGER'S SIDE TEMP.
SENSOR CIRCUIT OPEN OR SHORTED TO POWER
1) Ensure DTCs 1-2-2, 1-2-4, 1-2-6, 2-1-1, 2-2-1, 2-3-1, 2-3-
3 or 2-3-5 are not present at the same time. If any of these codes are
present at the same time, check for an open circuit in the common