مقدمة
This manual provides detailed instructions for the installation and use of the CURT 55546 Vehicle-Side Custom 4-Pin Trailer Wiring Harness. This harness is designed to provide a standard 4-way flat trailer wiring connection for select Chrysler 300 C vehicles, enabling the connection of trailer tail lights, brake lights, and turn signals without cutting or splicing vehicle wiring.
معلومات السلامة
- Always disconnect the vehicle's battery before beginning any electrical installation to prevent electrical shock or damage to the vehicle's electrical system.
- تأكد من أن جميع التوصيلات آمنة ومعزولة بشكل صحيح لمنع حدوث دوائر قصيرة.
- Route wiring away from hot surfaces, sharp edges, and moving parts to prevent damage.
- Verify proper function of all trailer lights before towing.
قائمة الأجزاء
The CURT 55546 Custom Wiring Harness kit includes the following components:
- Custom Wiring Harness with integrated converter module
- 4-Way Flat Connector with dust cover
- Fuse and fuse holder
- Ground wire with ring terminal
- Cable ties for securing wiring
- برغي التثبيت

الإعداد والتثبيت
This custom wiring harness is designed for a plug-and-play installation into the existing factory wiring of select Chrysler 300 C vehicles. No cutting or splicing of vehicle wires is required for the main connections.
- تجهيز السيارة: Ensure the vehicle is turned off and the battery is disconnected. Access the vehicle's taillight wiring. This typically involves removing interior trim panels in the trunk area to expose the taillight connectors.
- Locate Connectors: Identify the vehicle's taillight wiring connectors. The CURT harness features vehicle-specific, OEM-compatible connectors designed to match.
- توصيل الأسلاك: Plug the vehicle-side connectors of the CURT harness into the corresponding factory wiring connectors. One side of the harness will connect to the driver's side taillight wiring, and the other to the passenger's side. Ensure connections are fully seated and secure.
- اتصال الأرض: Locate a suitable grounding point on the vehicle's frame or chassis, preferably a clean, unpainted metal surface. Secure the white ground wire with the ring terminal to this point using the provided mounting screw. A poor ground connection can lead to improper trailer light function.
- توصيل الطاقة: Route the power wire (typically red or black, with an inline fuse holder) to the vehicle's battery. Connect the fuse holder to the power wire, and then connect the power wire to the positive terminal of the vehicle's battery. Install the provided fuse into the fuse holder.
- وحدة محول التركيب: Secure the converter module in a dry, protected location using cable ties or double-sided tape (not included). Ensure it is away from heat, moisture, and moving parts.
- موصل مسطح رباعي الاتجاهات: Route the 4-way flat connector to the exterior of the vehicle, near the trailer hitch. Use the provided cable ties to secure the wiring, preventing it from hanging loose or being damaged.
- إعادة توصيل البطارية: أعد توصيل بطارية السيارة.
- وظيفة الاختبار: قبل السحب، قم بتوصيل مقطورة أو جهاز اختبار أضواء المقطورة بالموصل المسطح رباعي الاتجاهات وتحقق من أن جميع أضواء المقطورة (الأضواء الخلفية، وأضواء الفرامل، وإشارات الانعطاف) تعمل بشكل صحيح.



تعليمات التشغيل
Once installed, the CURT 55546 wiring harness provides a standard 4-way flat connector for your trailer. To operate:
- تأكد من إيقاف تشغيل السيارة قبل توصيل أو فصل المقطورة.
- Align the 4-way flat connector from your trailer with the vehicle's 4-way flat connector and push firmly until fully engaged.
- Verify all trailer lights (tail lights, brake lights, left turn signal, right turn signal) are functioning correctly before driving.
- When not in use, protect the vehicle's 4-way flat connector with the included dust cover to prevent corrosion and damage from elements.
صيانة
- Regularly inspect the wiring harness for any signs of wear, fraying, or damage.
- Keep the 4-way flat connector clean and free of dirt, debris, and moisture. Use the provided dust cover when the connector is not in use.
- Periodically check all electrical connections to ensure they remain secure.
- If corrosion is observed on the connector pins, clean them with a wire brush and apply dielectric grease to prevent future corrosion.

استكشاف الأخطاء وإصلاحها
If you experience issues with your trailer lights, follow these troubleshooting steps:
- لا توجد أضواء أو أضواء خافتة:
- Check the vehicle's fuse box and the inline fuse on the CURT harness. Replace any blown fuses.
- Verify the ground connection is secure and free of corrosion.
- Ensure all harness connectors are fully seated.
- Inspect the trailer's wiring and lights for any damage or faulty bulbs.
- Incorrect Blinking (e.g., opposite direction):
- This can occur if the harness connectors are reversed between the driver and passenger side taillights. Double-check the installation to ensure the correct harness side is connected to the corresponding vehicle side.
- Converter Module Protection: The integrated converter module is designed with circuit protection. If a short circuit or overload occurs, the module may temporarily shut down to prevent damage. If trailer lights are not working, disconnect the trailer, wait a few seconds, and then reconnect. If the problem persists, check for faults in the trailer wiring.

تحديد
| ميزة | مواصفة |
|---|---|
| ماركة | كيرت |
| رقم الموديل | 55546 |
| نوع الموصل | 4-Way Flat (Vehicle-Side) |
| توافق السيارة | Select Chrysler 300 C |
| مادة | مطاط (لغطاء الغبار) |
| الأبعاد (الطول × العرض × الارتفاع) | 9 × 6 × 3 بوصة (التغليف) |
| وزن العنصر | 1.2 رطل |
| الدوائر الكهربائية | Surface Mount Technology (SMT) with circuit protection |
الضمان والدعم
للحصول على معلومات الضمان أو الدعم الفني، يرجى الرجوع إلى موقع CURT الرسمي website or contact CURT customer service directly. Keep your purchase receipt for warranty claims.
كيرت Webموقع: www.curtmfg.com





