Continuity Test Of Heated Seat Switch

Check for continuity between terminals.

TESTING HEATED SEAT SWITCH

ITEM	SWITCH POSITION	TESTER CONNECTION	SPECIFIED CONDITION
Driver's seat side	HI	1 - 3, 1 - 5, 1 - 8, 3 - 5, 3 - 8, 5 - 8	Less than 2 ohms
	OFF	1 - 3, 1 - 5, 1 - 8, 3 - 5, 3 - 8, 5 - 8	Open circuit
	LO	3 - 5, 3 - 8, 5 - 8	Less than 2 ohms
Front passenger's seat side	HI	4 - 5, 4 - 8, 4 - 9, 5 - 8, 5 - 9, 8 - 9	Less than 2 ohms
	OFF	4 - 5, 4 - 8, 4 - 9, 5 - 8, 5 - 9, 8 - 9	Open circuit
	LO	5 - 8, 5 - 9, 8 - 9	Less than 2 ohms

Check that the indicator is lighted at HI or LO when battery voltage is supplied to terminal 5 and terminal 8 is grounded.
Check that indicator is lighted when battery voltage is supplied to terminals 2 and terminal 6.

Fig 1: Identifying Heated Seat Switch Connector Terminal
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.