Blower Motor Relay: Testing and Inspection

Power Relay Test

Normally-open type B:

Blower Motor Relay, Type 1::

Blower Motor Relay, Type 2::

Blower Motor High Relay:

1. Turn the battery module switch OFF, and measure the voltage.
2. Check for continuity between the terminals.
- There should be continuity between the No. 1 and No. 3 terminals when power and ground are connected to the No. 2 and No. 4 terminals.
- There should be no continuity between the No. 1 and No. 3 terminals when power is disconnected.