HVAC SYSTEM (HEATER, VENTILATOR AND A/C) > Relay and Fuse

INSPECTION

(3) — (4):

Continuity exists

(1) — (2):

Continuity does not exist

While applying battery voltage to the terminal between (3) and (4), check for continuity between (1) and (2).

If no continuity exists, replace the relay with a new part.