Curiosii for ever!: Car repair manuals for everyone.

PTC Heater Circuit (Quick Heater)

CIRCUIT DESCRIPTION

A/C amplifier switches the HTR3 relay ON by signal from the A/C amplifier. It supplies power to PTC heater (Quick heater).

Wiring Diagram:






Steps 1 - 2:




Steps 3 - 4:




Steps 5 - 6:




INSPECTION PROCEDURE