3. Heat the water until reaching a temperature of
93°C. Check continuity between terminals A - B of
the radiator thermoswitch. If there is no continuity,
carry out the following checks.
4. Take the water temperature to 97°C. Check
continuity between terminals A and B of the
switch. If there is continuity, replace the switch.
5. Take the water temperature to 94°C. Check
there is no continuity between terminals A - B of
the switch. If there is continuity, carry out the fol-
lowing checks.
6. Take the water temperature to 85°C. Check
there is no continuity between terminals A - B of
the switch. If there is continuity, replace the switch.
Radiator thermoswitch fitting
1. Clean the threaded part of the switch and after-
wards wrap the thread with the adhesive tape.
2. Fit the radiator thermoswitch on the radiator.
Locking torques (N*m)
Radiator - Water thermal switch 24.5 ± 5
3. Fill with coolant.
PORTER 1.3 16V Engine
EN - 371