Power Relay Test

Power Relay Test




Use this chart to identify the type of relay, then do the test listed for it.

NOTE: See Turn Signal/Hazard Relay input test.

Type 1:

Type 2:

Normally-open type A:
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.4 terminals.
- There should be no continuity between the No.1 and No.2 terminals when power is disconnected.

Type 1:

Type 2:

PGM-FI main relay 1
PGM-FI main relay 2




Normally-open type B:
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.




Rear window defogger relay

Type 1:

Type 2:

Blower motor relay







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.