Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Power Relay Test: Notes
Special Tools Required
Relay Puller 07AAC-000A2A1 or 07AAC-000A1A0
Use this chart to identify the type of relay, then do the test listed for it.
| Relay | Test | ||
|---|---|---|---|
| Accessory relay (with keyless access system) | Normally-open four-terminal type | ||
| A/C condenser fan relay(1) | |||
| A/C compressor clutch relay(1) | |||
| Blower motor relay(1) | |||
| Console accessory power socket | |||
| Driver's seat heater relay (high)(1) | |||
| Electronic throttle control system (ETCS) control relay(1) | |||
| Front accessory power socket relay* (with keyless access system) | |||
| Front accessory power socket relay (without keyless access system) | |||
| Headlight washer motor relay* (With headlight washer) | |||
| Ignition coil relay(1) | |||
| Front passenger's seat heater relay (high)(1) | |||
| PGM-FI main relay 1(1) | |||
| PGM-FI main relay 2(1) | |||
| PGM-FI subrelay(1) | |||
| Rear window defogger relay(1) | |||
| Starter cut relay 1 | |||
| Starter cut relay 2(1) | |||
| Seat ventilation relay* (with seat ventilation) | |||
| SH-AWD relay* (with SH-AWD) | |||
| + B cut relay (M/T) | |||
| ACC cut relay* (without keyless access system) | Five-terminal type | ||
| IG2 cut relay* (without keyless access system) | |||
| Driver's seat heater relay (low)(1) | |||
| Front passenger's seat heater relay (low)(1) | |||
|
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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