SEATS > Seat Heater System

INSPECTION

1. WIRING DIAGRAM

2. SEAT HEATER UNIT

Disconnect the seat heater unit connector, and check the continuity between terminals of connector.

Connector & terminal

No. 1 — No. 3:
No. 1 — No. 4:
No. 3 — No. 4:

If no continuity exists, replace the seat heater unit with a new part.

3. SEAT HEATER SWITCH

Check the continuity between terminals of seat heater switch.

Connector & terminal

HI

No. 2 — No. 1:
No. 2 — No. 3:
No. 1 — No. 3:
No. 4 — No. 3:

LOW

No. 2 — No. 4:
No. 2 — No. 3:
No. 4 — No. 3:

If no continuity exists, replace the seat heater switch.