Operation CHARM
: Car repair manuals for everyone.
Home
>>
Toyota
>>
2007
>>
Highlander 2WD L4-2.4L (2AZ-FE)
>>
Repair and Diagnosis
>>
Heating and Air Conditioning
>>
Testing and Inspection
>>
Component Tests and General Diagnostics
>>
Heater Main Relay Circuit
Heater Main Relay Circuit
Heater Relay Circuit
DESCRIPTION
The heater relay is switched on by signals from the A/C amplifier assembly. It supplies power to the
blower motor
.
Wiring Diagram:
Step 1:
Step 1 (Continued)-3:
Step 4:
INSPECTION PROCEDURE