7A
Additional Heater Relays Inspection (K9K Model)
1) Disconnect negative cable at battery.
2) Remove additional heater relay No.1 (1), No.2 (2) or No.3 (3) from relay connector located under instrument panel at the passenger seat side.
3) Check that there is no continuity between terminal “c” and “d”. If there is continuity, replace relay with new one.
4) Connect battery positive (+) terminal to terminal “b” of relay and battery negative (–) terminal “a” of relay. Then, check continuity between terminal “c” and “d”. If there is no continuity when battery is connected to relay, replace relay with new one.