1. Pendahuluan
This manual provides comprehensive instructions for the proper installation and operation of the Tekonsha T-One T-Connector Harness, Model 118599. This product is designed to provide a 4-way flat trailer wiring connection for specific Ford Explorer, Ford Taurus, and Lincoln MKS vehicle models, enabling trailer lighting functions without requiring modifications to the vehicle's existing wiring system.
2. Informasi Keselamatan
- Selalu lepaskan sambungan baterai kendaraan sebelum memulai instalasi listrik apa pun untuk mencegah sengatan listrik atau kerusakan pada sistem kelistrikan kendaraan.
- Pastikan semua sambungan aman dan terisolasi dengan baik untuk mencegah korsleting.
- Route wiring away from hot exhaust components, sharp edges, and moving parts to prevent damage.
- Verify all trailer lights are functioning correctly after installation and before towing.
- Jika Anda tidak yakin tentang langkah apa pun dalam proses pemasangan, konsultasikan dengan teknisi otomotif yang berkualifikasi.
3. Isi Paket
The Tekonsha T-One T-Connector Harness kit includes the following components:
- T-One T-Connector Harness with ModuLite HD module
- Konektor Datar 4 Arah dengan Tutup
- Power wire (16 gauge bonded wire)
- Pemegang sekering dan sekering
- Terminal dering
- Konektor sambatan
- Sekrup pemasangan
- Ikatan kabel

Image 3.1: All components included in the Tekonsha T-One T-Connector Harness kit, featuring the main harness, ModuLite module, 4-way flat connector, power wire, fuse, and various installation accessories.
4. Pengaturan dan Instalasi
The Tekonsha T-One T-Connector Harness is designed for a straightforward, do-it-yourself installation without requiring special tools or splicing into vehicle wires. Follow these steps carefully:
4.1. Persiapan
- Alat Kumpulkan: You will need basic hand tools such as a screwdriver, wire strippers/crimpers, and possibly a test light.
- Akses Kendaraan: Open the vehicle's trunk or tailgate and locate the access panels for the taillight assemblies. Remove these panels to expose the vehicle's wiring harness connectors.
- Putuskan Baterai: Demi keamanan, lepaskan terminal negatif baterai kendaraan.
4.2. Koneksi Rangkaian Kabel
- Locate Vehicle Connectors: Identify the vehicle's taillight wiring harness connectors. These are typically located behind the taillight assemblies.
- Disconnect and Insert T-Connectors: Unplug the vehicle's wiring harness connector. Insert the corresponding T-One T-Connector into the vehicle's harness, ensuring a secure fit. The T-One connectors are designed to match the factory connectors, providing a 'factory' appearance.
- Repeat for Both Sides: Connect the T-One harness to both the driver's side and passenger's side taillight wiring.
4.3. ModuLite HD Module Mounting
- Modul Pemasangan: Find a secure, dry location within the vehicle's trunk or cargo area to mount the ModuLite HD module. Use the provided mounting screw or cable ties to secure it. Ensure the module is protected from moisture and physical damage.
- Koneksi Tanah: Connect the white wire from the ModuLite module to a clean, unpainted metal surface on the vehicle chassis to establish a proper ground. Use the provided ring terminal and mounting screw.
4.4. Koneksi Daya
- Rute Kabel Daya: Route the black power wire from the ModuLite module to the vehicle's battery. Ensure the wire is routed safely, away from moving parts, exhaust, and sharp edges. Use cable ties to secure the wire along its path.
- Pasang Dudukan Sekring: Near the battery, cut the power wire and install the provided fuse holder. Insert the fuse into the holder.
- Hubungkan ke Baterai: Connect the power wire from the fuse holder to the positive (+) terminal of the vehicle's battery using a suitable connector (not always included, may require a separate purchase depending on battery terminal type).
4.5. Langkah Terakhir
- Secure 4-Way Flat Connector: Route the 4-way flat connector to an accessible location near the rear bumper, where it can be easily connected to a trailer. When not in use, store it in the cargo area or under the rear bumper, using the provided cap to protect the terminals.
- Hubungkan kembali Baterai: Hubungkan kembali terminal negatif baterai kendaraan.
- Sistem uji: Before towing, perform a thorough test of all trailer lighting functions (turn signals, brake lights, running lights) with a connected trailer or a trailer light tester.
5. Petunjuk Pengoperasian
Once installed, operating the Tekonsha T-One T-Connector Harness is straightforward:
- Trailer Connect: When ready to tow, remove the protective cap from the 4-way flat connector and plug it into the corresponding connector on your trailer.
- Verifikasi Lampu: Always verify that all trailer lights (running lights, brake lights, left turn signal, right turn signal) are functioning correctly before driving.
- Disconnect Trailer: When not towing, disconnect the trailer's wiring harness from the vehicle's 4-way flat connector and replace the protective cap to prevent corrosion and damage.
6. Pemeliharaan
Minimal maintenance is required for the T-One T-Connector Harness:
- Periksa Koneksi: Periodically check all wiring connections for corrosion, fraying, or damage. Ensure the ground connection remains secure.
- Protect Connector: Always use the protective cap on the 4-way flat connector when not in use to shield it from dirt, moisture, and road debris.
- Terminal Bersih: If terminals appear dirty or corroded, clean them with a wire brush and electrical contact cleaner.
7. Penyelesaian masalah
Jika Anda mengalami masalah dengan penerangan trailer Anda, pertimbangkan langkah-langkah pemecahan masalah berikut:
| Masalah | Kemungkinan Penyebab | Larutan |
|---|---|---|
| No trailer lights | Blown fuse in fuse holder | Periksa dan ganti sekring. |
| No trailer lights | Sambungan longgar atau terkorosi | Inspect all connections, clean if necessary, and ensure they are secure. |
| Lampu trailer tertentu tidak berfungsi. | Faulty trailer bulb or wiring | Check the trailer's bulbs and wiring independently. |
| Lampu berkedip-kedip | Koneksi ground yang buruk | Ensure the white ground wire is securely attached to a clean, unpainted metal surface. |
8. Spesifikasi
| Fitur | Spesifikasi |
|---|---|
| Nomor Model | 118599 |
| Jenis Konektor | Datar 4 Arah |
| Kapasitas Sirkuit Lampu Rem/Lampu Sein | 2.1 Amps |
| Kapasitas Sirkuit Lampu Belakang | 5.6 Amps |
| kawat Gauge | 16 Gauge bonded wire |
| Tipe Modul | Modul ModuLite HD yang telah ditingkatkan dan dilindungi sirkuitnya. |
| Bahan | Tembaga |
| Berat Barang | 1.5 pon |
| Dimensi Produk (P x L x T) | 3.98x3.88x8.88 inci |
9. Garansi dan Dukungan
For warranty information and technical support, please refer to the official Tekonsha website or contact their customer service directly. Details regarding specific warranty periods and coverage are typically provided with the product packaging or on the manufacturer's official resources.





