Honda Civic ECU 37820-RRF-Q53 | Engine Control Unit 4737-101440 OEM
Honda Civic Engine Control Unit 37820-RRF-Q53 – OEM ECU 4737-101440
The 37820-RRF-Q53 Engine Control Unit, also referenced as 4737-101440, is a genuine OEM ECU designed for select Honda Civic models.
This ECU acts as the brain of the engine management system, controlling fuel injection, ignition timing, air-fuel ratio, and emissions. Built to Honda’s factory specifications, it ensures smooth performance, improved fuel efficiency, and long-term reliability.
Replacing a faulty ECU with the correct OEM unit restores engine functionality and prevents performance issues.
Product Specifications
- Part Number: 37820-RRF-Q53
- Alternate Number: 4737-101440
- Vehicle: Honda Civic
- Engine Type: Petrol (varies by variant)
- Transmission: Automatic / Manual (depending on model)
- Condition: Genuine OEM – Fully Tested Used Unit
- Warranty: 30 Days
- Shipping: Worldwide with tracking
Compatibility Table – Honda Civic ECU 37820-RRF-Q53
| Make | Model | Engine | Transmission | Year Range |
|---|---|---|---|---|
| Honda | Civic | 1.8L Petrol | Automatic / Manual | 2006–2011* |
| Honda | Civic | 2.0L Petrol | Automatic | 2006–2011* |
Compatibility may vary depending on VIN, region, and trim level. Always match part number 37820-RRF-Q53 before purchase.
What Does the ECU Control?
The Engine Control Unit manages:
- Fuel injection timing
- Ignition timing
- Air-fuel mixture balance
- Idle speed control
- Emissions system
- Sensor communication (O2, MAP, TPS, etc.)
A properly functioning ECU ensures efficient engine performance and smooth driving.
Common Symptoms of a Faulty ECU
- Check Engine Light ON
- Engine not starting or stalling
- Poor fuel economy
- Rough idle
- Engine misfire
- Loss of power
- Communication errors with diagnostic tools
Replacing the ECU with a genuine OEM unit typically resolves these issues.
Why Buy from Automan Spare Parts?
Automan Spare Parts is a trusted global supplier of genuine OEM automotive electronic modules.
What You Get:
- 100% Genuine OEM Honda ECUs
- Fully Tested and Verified Units
- Competitive Wholesale Pricing
- Fast Worldwide Shipping
- Tracking Provided
- 30-Day Warranty
- Expert Compatibility Support
We specialize in ECUs, TCMs, BCMs, and hybrid modules for Japanese vehicles.
Installation & Programming Notes
This ECU may require:
- Immobilizer synchronization
- Key programming
- ECU reset or coding
- Diagnostic scan tool setup
Professional installation is highly recommended.
Order Honda Civic ECU 37820-RRF-Q53 Today
Restore your vehicle’s performance with a Genuine OEM Honda Civic Engine Control Unit 37820-RRF-Q53 / 4737-101440 from Automan Spare Parts.
Contact us with your VIN or ECU image to confirm compatibility before ordering.
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