LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 1988 >> 929 V6-3.0L SOHC >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Coolant Temperature Sensor/Switch (For Computer) >> Testing and Inspection
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Coolant Temperature Sensor/Switch (For Computer): Testing and Inspection




1. Disconnect connectors from water thermo switch and connect ohmmeter to switch.
2. Check continuity of switch. There should be continuity when coolant temperature is greater than approximately 63°F and there should be no continuity when coolant temperature is less than approximately 63°F.