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.
2009 Acura CSX Base, AutomaticFACTORY OEM SERVICE PROCEDURE
Power Relay Test: Notes
Use this chart to identify the type of relay, then do the test listed for it.
RELAY SPECIFICATION
| Relay | Test | ||
|---|---|---|---|
| A/C compressor clutch relay | Normally-open type | ||
| A/C condenser fan relay | |||
| Blower motor relay | |||
| Electronic throttle control system (ETCS) control relay | |||
| Fog light relay(1) | |||
| Front accessory power socket relay | |||
| Ignition coil relay | |||
| PGM-FI main relay 1 (Fl MAIN) | |||
| PGM-FI main relay 2 (FUEL PUMP) | |||
| PGM-FI subrelay | |||
| Power window relay | |||
| Radiator fan relay | |||
| Console accessory power socket relay | |||
| Rear window defogger relay | |||
| Seat heater relay (LOW) | |||
| Starter cut relay | |||
| Fan control relay | Five-terminal type | ||
| Power mirror defogger relay | |||
| Seat heater relay (HIGH) | |||
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Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.