Product Usage

4111‑00037FC 24V LED water‑drop side marker turn signal light is widely used for passenger buses and coaches. It serves as side turn indicator and side position warning lamp. It clearly shows vehicle turning intention to surrounding vehicles and pedestrians, improving driving safety during lane change and turning. It is ideal replacement spare part for bus body lighting system.

Product Features

Adopts high‑brightness LED chips, transparent amber plastic lens. Comes with waterproof 2‑pin plug for plug‑and‑play connection. Built‑in back adhesive for quick installation. Unique water‑drop streamline appearance, shock‑resistant structure, well‑adapted to bumpy driving conditions of buses. Complete assembly with wire harness, no extra accessories required.

Product Advantages

This 4111‑00037FC LED water‑drop side turn signal light features ultra‑low power consumption and long service life, reducing vehicle energy consumption and later maintenance costs. High‑transmittance amber lens delivers bright and uniform warning light output. Excellent integral waterproof performance prevents water infiltration and circuit damage, adapting to rainy, snowy and muddy complex road environments. Back‑adhesive & plug‑and‑play design greatly simplifies installation steps, no drilling required, no damage to the vehicle body. Universal DC24V design fits most commercial buses and coaches with strong compatibility. Stable shock‑resistant structure can resist vibration generated by long‑distance driving, ensuring long‑term stable lighting operation.

Installation Instructions

1. Cut off vehicle 24V power supply before installation to avoid short‑circuit damage.

2. Clean and dry the mounting position on bus side body.

3. Tear off protective film of back adhesive, stick the lamp to correct side position.

4. Align and insert the waterproof plug with vehicle harness socket, make sure connector is fully locked.

5. Turn on vehicle power supply, test turn‑signal flashing function to confirm normal work.

6. Re‑check sticking condition and connector tightness after testing.

Notes

1. Only apply to DC 24V bus system. Never connect to 12V power supply, otherwise the lamp will be damaged.

2. Avoid heavy impact to amber lens during installation to prevent lens cracking.

3. Ensure the waterproof plug is fully engaged; poor contact will cause intermittent lighting or flashing failure.

4. Do not pull the wire harness violently to prevent internal wire breakage.

5. Keep lamp away from tire friction area, avoid abrasion to lamp surface.

6. Regularly check lamp condition, adhesive firmness and connector in daily use.

7. Stop using and cut off power immediately if lamp gets waterlogged or fails to light up, inspect circuit and lamp assembly.