AIR CONDITIONING SYSTEM (for Manual Air Conditioning System) > PTC Heater Circuit

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

INSPECT PTC HEATER RELAY (PTC NO. 1, PTC NO. 2, PTC NO. 3)

CHECK HARNESS AND CONNECTOR (FUSE - PTC HEATER RELAY)

CHECK HARNESS AND CONNECTOR (PTC HEATER RELAY - BODY GROUND)

PERFORM ACTIVE TEST USING INTELLIGENT TESTER (HEATER ACTIVE LEVEL)

INSPECT PTC HEATER ASSEMBLY

PERFORM ACTIVE TEST USING INTELLIGENT TESTER (HEATER ACTIVE LEVEL)

CHECK HARNESS AND CONNECTOR (PTC HEATER RELAY - AIR CONDITIONING AMPLIFIER)