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Lexus
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1998
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SC 300 L6-3.0L (2JZ-GE)
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Repair and Diagnosis
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Heating and Air Conditioning
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Testing and Inspection
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Component Tests and General Diagnostics
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Heater Main Relay Circuit
Heater Main Relay Circuit
Heater Relay Circuit
CIRCUIT DESCRIPTION
The heater relay is switched ON by signals from the
A/C control assembly
. It supplies power to the
blower motor
.
WIRING DIAGRAM
Step 1:
Step 2:
Step 3:
INSPECTION PROCEDURE