S 500 4MATIC (220.184) V8-5.0L (113.966) (2003)
B11/4
Coolant temperature sensor
Plastic housing with NTC resistor. 2-pin, slanted plug connection.
Inserted into hole and sealed with O-ring. Mounting over a spring clasp or holder
Coolant Temperature Sensor, Function
Coolant Temperature Sensor, Function
B11/4
Coolant temperature sensor
The NTC resistor alters its electrical resistance in line with the coolant temperature. It decreases as the temperature increases.
Example:
Coolant temperature Resistor
20°C 3100 ohms ±5 %
80°C 315 ohms ±5 %