Seat Heater Switch Circuit

SEAT HEATER SWITCH CIRCUIT

CIRCUIT DESCRIPTION




Voltage of 5 V is output from the S5-4 terminal of the A/C amplifier to the seat heater SW. The SW4 and SW5 terminals of the A/C amplifier read changes in voltage sent back from the seat heater SW. The voltage sent back from the seat heater SW differs according to the set temperature of the seat heater SW.

Wiring Diagram:

Step 1:

Step 2:

Step 3:

INSPECTION PROCEDURE