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Home >> Toyota Truck >> 2003 >> 4 Runner 2WD V6-4.0L (1GR-FE) >> Repair and Diagnosis >> Heating and Air Conditioning >> Testing and Inspection >> Component Tests and General Diagnostics >> Heater Control Panel Communication Circuit

Heater Control Panel Communication Circuit

CIRCUIT DESCRIPTION

This circuit is a communication line between the air conditioning control assy (heater control panel) and the A/C amplifier.

Wiring Diagram:






Step 1 - 2:




CIRCUIT INSPECTION
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