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Home >> Chevrolet >> 1985 >> Chevette 2D Hatchback, 1.8 D >> Repair and Diagnosis >> Engine Performance >> System >> EGR System - 1.8L Diesel >> Component Testing >> THERMO Switch
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THERMO Switch

Submerge the end of thermo switch in water. Raise the temperature of the water gradually while checking for continuity across the terminal and body of the switch. Switch should have full continuity at 131°F (55°C). If not, replace switch.

Fig 1: EGR Controller (4-Cylinder Diesel)
G13603