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Home >> Mercedes Benz >> 1984 >> 300SD >> Repair and Diagnosis >> Engine Performance >> System >> EGR System - Diesel >> Testing >> CALIFORNIA Turbo Diesel >> Coolant Temp. Sensor

Coolant Temp. Sensor

With engine off. Pull plug from coolant temp. sensor. Using volt/ohmmeter, check resistance against ground. If test value is off, replace coolant temp. sensor.