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Home >> Toyota >> 1997 >> Supra Liftback L6-2997cc 3.0L DOHC MFI >> Repair and Diagnosis >> Heating and Air Conditioning >> Control Module HVAC >> Testing and Inspection >> Related Diagnostic Procedures >> Heater Relay Circuit
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Heater Relay Circuit

Heater Relay Circuit


CIRCUIT DESCRIPTION
The heater relay is switched on by signals from the A/C amplifier and switches power to the blower motor.


Heater Relay Circuit:






WIRING DIAGRAM


Inspection Procedure / Heater Relay Circuit (1 Of 3):




Inspection Procedure / Heater Relay Circuit (2 Of 3):




Inspection Procedure / Heater Relay Circuit (3 Of 3):






INSPECTION PROCEDURE
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