SDYYDS 0005457709, 0015450109, SD19-003
SDYYDS Brake Light Switch User Manual
Model: 0005457709 / 0015450109 (SD19-003)
1. Продукт бүтүп калдыview
The SDYYDS Brake Light Switch is a critical automotive component designed to activate your vehicle's brake lights when the brake pedal is depressed. This 4-pin switch is engineered to meet OEM specifications, ensuring reliable performance and compatibility with a range of Mercedes-Benz models. It serves as a direct replacement for original part numbers 0005457709 and 0015450109, among others.
Compatible with various Mercedes-Benz vehicles from 1985-2004, including models such as the W124, W201, W202, W210, W463, S202, S210, S124, C208, A208, C124, R129, R170, 300D, 300TD, 350SD, 400E, 500E, C220, CL500, E300, E500, S350, SL320, SL500, SL600, SLK230, and SLK32 AMG.

Сүрөт 1: Алдыңкы view of the SDYYDS Brake Light Switch, showing its compact black housing and light-colored plunger.
2. Орнотуу (Орнотуу)
Installation of the brake light switch typically involves accessing the brake pedal assembly. It is recommended that this procedure be performed by a qualified automotive technician. Always ensure the vehicle's battery is disconnected before beginning any electrical work.
- Биринчи коопсуздук: Disconnect the negative terminal of the vehicle's battery to prevent accidental electrical shorts.
- Эски которгучту табыңыз: The brake light switch is usually located near the top of the brake pedal arm, often mounted to the pedal bracket.
- Эски которгучту алып салуу: Disconnect the electrical connector from the old switch. Depending on the vehicle model, the switch may twist out, unclip, or require a small tool for removal.
- Prepare the New Switch: Some brake light switches, including this model, may have a self-adjusting plunger. It is often beneficial to gently pull the plunger out to its fully extended position before installation to ensure proper engagement with the brake pedal arm.
- Жаңы которгучту орнотуу: Insert the new switch into its mounting location. Ensure it clicks securely into place. Reconnect the electrical connector.
- Сыноо функциясы: Reconnect the battery. With the ignition on (but engine off), press the brake pedal to verify that the brake lights illuminate correctly. Also, check for any dashboard warning lights related to the braking system.

2-сүрөт: Бурчтуу view of the brake light switch, highlighting the 4-pin electrical connector for proper wiring.
Видео 1: Бүттүview of the SDYYDS Brake Light Switch, demonstrating its physical characteristics and design. This video can assist in identifying the correct part for installation.
3. Операция
The brake light switch operates as a simple electrical switch. When the brake pedal is in its resting position, the switch's plunger is depressed, keeping the circuit open and the brake lights off. When the brake pedal is pressed, the plunger extends, closing the electrical circuit and sending power to the brake lights, causing them to illuminate. This signals to other drivers that the vehicle is slowing down or stopping.
4. Техникалык тейлөө
The SDYYDS Brake Light Switch is designed for long-term reliability and typically requires minimal maintenance. However, periodic inspection during routine vehicle servicing is recommended.
- Визуалдык текшерүү: During vehicle inspections, visually check the switch for any signs of physical damage, corrosion on the terminals, or loose connections.
- Функционалдык текшерүү: Regularly verify that your vehicle's brake lights illuminate promptly and consistently when the brake pedal is pressed, and turn off when released.
- Тазалыкты сактоо: Ensure the area around the switch is free from excessive dirt, dust, or moisture, which could potentially affect its operation over time.
5. Кыйынчылыктарды
If you experience issues with your vehicle's brake lights, the brake light switch is a common point of failure. Here are some common symptoms and potential solutions:
| Симптом | Мүмкүн себеп | Чечим |
|---|---|---|
| Brake lights not working | Faulty brake light switch, blown fuse, faulty bulbs, wiring issue. | Check fuse and bulbs first. If they are good, inspect and potentially replace the brake light switch. Check wiring for damage. |
| Brake lights always on | Brake light switch stuck in closed position, improperly adjusted switch, brake pedal not returning fully. | Inspect the switch plunger for proper movement. Ensure the brake pedal returns to its full resting position. Replace switch if stuck. |
| Dashboard warning light (e.g., ABS, ESP, Cruise Control) | Faulty brake light switch sending incorrect signals to vehicle's computer. | A faulty brake light switch can trigger various warning lights. Replacing the switch often resolves these codes. Professional diagnostic scan may be required. |
If troubleshooting steps do not resolve the issue, it is advisable to consult a certified mechanic for diagnosis and repair.
6. Техникалык шарттар
| Өзгөчөлүк | Деталь |
|---|---|
| Бренд | SDYYDS |
| Модель номерлери | 0005457709, 0015450109 (Manufacturer Part Number: SD19-003) |
| Иштөө режими | OFF-NONE-ON |
| Operating Voltage | 12 вольт (AC) |
| Байланыш түрү | Адатта ачык |
| Туташтыргыч түрү | Плагин |
| Терминал түрү | Тез туташуу |
| Элементтин өлчөмдөрү (L x W x Y) | 1.18 x 0.98 x 3.15 дюйм |
| Circuit Type | 1-жол |
| Актуатор түрү | Push Button |
| Байланыш материалы | Жез |
| Позициялардын саны | 1 |
| Түс | Кара |
| Элемент Салмагы | 0.317 унция |
7. Кепилдик жана колдоо
SDYYDS offers a 24 айлык кепилдик for this Brake Light Switch. This warranty covers manufacturing defects and ensures the product meets its specified performance standards under normal use.
For any questions, concerns, or support inquiries regarding your SDYYDS Brake Light Switch, please contact our customer service team. We are committed to responding to your inquiries within 24 hours.
You can find more information and contact details on the official SDYYDS store page: SDYYDS Store.
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