Cold Mixture Relay

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Ensure continuity is present between terminals No. 1 and 2. No continuity should be present between terminals No. 3 and 4. Apply battery voltage to terminals No. 1 and 2. Continuity should be present between terminals No. 3 and 4. See Fig 1. See COLD MIXTURE RELAY LOCATION table for location of component.

Fig 1: Checking Cold Mixture Heater Relay

COLD MIXTURE RELAY LOCATION

Application	Relay Location
Corolla RWD & FWD	Left Fender Apron
Pickup, 4Runner	Right Fender Apron
Tercel Sedan	Near Wiper Motor
Tercel Wagon	Right Fender Apron