CHECK BLOWER MOTOR RELAY.

1) Connect blower motor relay terminal No. 2 to the battery positive terminal, and No. 4 to the battery negative terminal.

2) Measure the resistance between terminals using a tester.

Connector & terminal

(Relay) No. 1 — No. 5:

QUESTION

Is the resistance less than 10 Ω?

Yes No

Replace the blower motor relay.