Civic L4-1668cc 1.7L SOHC MFI (2003)
Blower Motor Relay Type 1, Type 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.
Five-terminal type
Check for continuity between the terminals.
-
There should be continuity between the No.1 and No.2 terminals when power and ground are connected to the No.3 and No.5 terminals.
-
There should be continuity between the No.1 and No.4 terminals when power is disconnected.