Power Relays Test

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

NOTE: for the turn signal/hazard relay input test.

Relay Test 
A/C compressor clutch relay Normally-open type 
Accessory power socket relay 
Air fuel ratio sensor relay 
Blower motor relay 
Throttle actuator control relay 
Front fog light relay 
Ignition coil relay 
PGM-FI main relay 
 Power window relay 
Radiator fan relay 
Rear window defogger relay 
Horn relay 
Rear window washer motor relay 
Hazard warning light relay (right) 
Hazard warning light relay (left) 
Rear window wiper motor relay Five-terminal type 
Rear accessory power socket relay 
Seat heater relay 
Sunroof close relay 
Sunroof open relay 


Normally-open type:


Check for continuity between the terminals.

Five-terminal type B:


Check for continuity between the terminals.