Aharon MLRLH3
Aharon Motolumino Flasher Relay User Manual
Model: MLRLH3
Product Overview
The Aharon Motolumino Flasher Relay is an electronic microprocessor-controlled unit designed for motorcycles. It is compatible with 12V LED, halogen, and incandescent turn signals, ensuring a consistent flash rate and eliminating hyperflash issues often encountered when upgrading to LED indicators.

Image: Angled view of the Aharon Motolumino Flasher Relay, showing its compact black housing and connector.
Key Features
- Universal Compatibility: Designed for 12V DC systems, compatible with LED, halogen, and incandescent turn signals (0.1W-150W).
- Hyperflash Solution: Effectively eliminates rapid flashing (hyperflash) when converting to LED turn signals, providing a stable flash rate of 85 flashes per minute.
- Plug-and-Play Installation: Simple connection to OEM connectors, requiring no cutting or soldering for most compatible models.
- Robust Design: Operates reliably in a wide temperature range from -40°C to +80°C.
- Specific Compatibility: This particular model (MLRLH3) is designed for Honda motorcycles with a 3-pin connector.
Setup and Installation
The Aharon Motolumino Flasher Relay is designed for straightforward plug-and-play installation. Before beginning, ensure your motorcycle's ignition is off and the battery is disconnected to prevent electrical damage.
- Locate the OEM Flasher Relay: Refer to your motorcycle's service manual to identify the location of the original flasher relay. Common locations include under the seat, near the battery, or behind fairings.
- Disconnect the Old Relay: Carefully unplug the existing flasher relay from its connector.
- Connect the New Relay: Plug the Aharon Motolumino Flasher Relay (MLRLH3) directly into the motorcycle's OEM 3-pin connector. Ensure a secure connection.
- Secure the Relay: If applicable, use the integrated clip or a suitable mounting method to secure the new relay in place, preventing vibration damage.
- Reconnect Battery and Test: Reconnect your motorcycle's battery. Turn on the ignition and test all turn signals (left, right, and hazard lights if applicable) to ensure correct operation and a normal flash rate.
If you experience any issues, refer to the Troubleshooting section.

Image: Front view of the Aharon Motolumino Flasher Relay, highlighting the 3-pin connector for easy identification.
Operating Instructions
Once installed, the Aharon Motolumino Flasher Relay operates automatically. It regulates the flash rate of your motorcycle's turn signals to a consistent 85 flashes per minute, regardless of whether you are using LED, halogen, or a mixed combination of bulbs.
- Normal Operation: Activate your turn signal switch as usual. The relay will ensure the indicators flash at the standard, regulated speed.
- Hazard Lights: If your motorcycle is equipped with hazard lights, activate them as per your motorcycle's instructions. The relay will manage the flash rate for all four indicators.
No user adjustment or maintenance is required for the relay itself during normal operation.
Maintenance
The Aharon Motolumino Flasher Relay is a sealed, maintenance-free unit. No internal components require servicing or adjustment.
- Cleaning: If necessary, gently wipe the exterior of the relay with a dry, soft cloth to remove dust or debris. Do not use harsh chemicals or abrasive cleaners.
- Inspection: Periodically check the relay's connection to ensure it remains secure and free from corrosion.
- Environmental Conditions: The relay is designed to withstand typical motorcycle operating conditions, including a wide temperature range. Ensure it is not exposed to direct, prolonged submersion in water or extreme physical impact.
Troubleshooting
If you encounter issues after installing the Aharon Motolumino Flasher Relay, consult the following table:
| Problem | Possible Cause | Solution |
|---|---|---|
| Turn signals do not flash or flash too slowly/quickly. |
|
|
| Only one side flashes, or no lights illuminate. |
|
|
For further assistance, please contact Aharon customer support.
Specifications
| Attribute | Detail |
|---|---|
| Model Number | MLRLH3 |
| Brand | Aharon |
| Input Voltage | 12V DC |
| Wattage Range | 0.1W - 150W |
| Flash Rate | 85 flashes per minute |
| Operating Temperature | -40°C to +80°C |
| Connector Type | Honda 3-pin connector |
| Contact Material | Silver |
| Mounting Type | Socket Mount |
| Dimensions (approx.) | 11.9 x 10.6 x 3.7 cm (Package) |
| Weight (approx.) | 35 g |
| OEM Part Numbers (Partial List) | 38301-KK9-952, 38301-KZ9-711, 38301-MG9-681, FR33-03 |

Image: Side view of the Aharon Motolumino Flasher Relay, showing its compact form factor.
Compatibility List (Honda 3-Pin EU Models)
The MLRLH3 relay is specifically designed for Honda motorcycles with a 3-pin connector. Below is a partial list of compatible models. Always verify your motorcycle's OEM relay and connector type before purchase and installation.

Image: Part 1 of the Honda 3-pin LED relay fitment list for EU models, showing various CBR, VT, GL, and other series motorcycles.

Image: Part 2 of the Honda 3-pin LED relay fitment list for EU models, including SH, XL, CRF, CB, and FJS series.

Image: Part 3 of the Honda 3-pin LED relay fitment list for EU models, covering NTV, VT, XL, FMX, and other series.
For a comprehensive list or if your model is not listed, please consult the manufacturer's website or contact support.
Warranty and Support
Aharon products are manufactured to high quality standards. For information regarding warranty coverage, please refer to the warranty policy provided at the point of purchase or visit the official Aharon website.
For technical support, installation queries, or troubleshooting assistance, please contact Aharon customer service through their official channels. When contacting support, please have your product model number (MLRLH3) and purchase details ready.
Contact Information:
Please refer to the seller's information on the platform where the product was purchased for direct contact details.