8-48Replace the thermoswitch.NOYES Does the thermo switch operate properly asdescribed above? Remove the temperature sender from thecylinder head. Connect the pocket tester (Ω 10) to thethermo unit as shown. Immerse the thermo unit in a container filledwith coolant . Place a thermometer in the coolant. Slowly heat the water, then let it cool down tothe specified temperature. Check the thermo unit for continuity at thetemperatures indicated below.7. Thermo unitHandle the temperature sender with spe-cial care.Never subject the temperature sender tostrong shocks. If the temperature senderis dropped, replace it.WARNINGTemperature sender15 Nm (1.5 mkg)Three bond sealock 10Thermo unit resistance50.6 64.2 Ω at 80C17.3 16.1 Ω at 120CReplace the tempera-ture sender.NOYESProperly connect orrepair the coolingsystem’s wiring.NOEB8074038. Wiring Check the entire cooling system’s wiring.Refer to “CIRCUIT DIAGRAM”. Is the cooling system’s wiring properly con-nected and without defects?YESReplace the com-bination meter.123105 ± 3 C100 ± 3 CCOOLING SYSTEM ELEC