Search result for: 39794SDAA05
RELAY ASSY MICRO
Part number: 39794SDAA05
Availability: 191
Weight, kg: 0.023
Processing: 2-3 days
Make: Honda
Made in: Vietnam

Substitutions



Reliable OEM-Grade Power Relay for Honda Systems ⚡
This high-quality power relay keeps your Honda’s critical electrics alive. It supplies stable 12V to the ECU, fuel pump, ignition, injectors, fans, and A/C. When the key turns ON, the relay delivers clean current so the engine starts fast, idles smooth, and runs efficient. Built to factory spec, it resists heat, vibration, and moisture for long service life.
Why you need this part
Modern engines depend on steady voltage. A fresh relay prevents voltage drop, protects control modules, and avoids hard starts, random stalling, and no-communication faults.
How it works
Inside is an electromagnetic coil and heavy-duty contacts. The ECU/ignition triggers the coil; the contacts close, routing battery power to key circuits. Sealed housing and low-resistance terminals ensure quick switching and low heat.
What happens if it fails
Typical signs: cranks but won’t start, fuel pump won’t prime, intermittent stall (heat soak),no MIL at key‑on, dead fans/A/C, or parasitic drain if stuck closed. Ignoring it can fry fuses or overheat wiring.
Install tips
Disconnect battery, pull the old relay straight out, push new unit fully seated, then key ON and listen for a click. Easy plug-and-play.
Compatibility
- Civic
- Mr-V
- Jazz
- Accord
- Odyssey
- Cr-V I-Ctdi
- Cr-V I-Dtec
- Pilot
- City
- Crosstour
- Civic Gx
- Ridgeline
- Element
- Cr-V
- Inspire Almas
- Civic 3D
- Honda Pilot
- Brio Amaze
- Mobilio
- Brio
- Cr-Z
- Accord Hybrid
- Amaze
- Fit
- Honda Hr-V
- Honda Mobilio
- Jazz Hybrid
- Civic Hybrid
- Br-V
