MK4 Rear Tail Light Bulb Holder Circuit Board 1J5 945 257
MK4 Rear Tail Light Bulb Holder Circuit Board 1J5 945 257
Keep your vehicle's rear lighting system in top working order with the MK4 Rear Tail Light Bulb Holder Circuit Board (Part No. 1J5-945-257). Designed as a direct OEM-style replacement for MK4 vehicles from 1998 to 2004, this circuit board slots right into place — restoring your tail light assembly to full functionality quickly and easily.
Crafted from durable ABS plastic, this holder is engineered to withstand the heat, vibration, and daily demands of automotive use. Measuring 19 x 13.5 cm (approx. 7.5"), it matches the original fitment precisely, making installation straightforward even for the home mechanic.
Key Features
- Direct Replacement: Compatible with MK4 models (1998–2004); OEM reference part number 1J5-945-257
- Durable ABS Construction: Heat-resistant and built to endure daily road conditions
- Precise Fitment: Dimensions 19 x 13.5 cm ensure a factory-accurate fit
- Easy Installation: Drop-in replacement — no cutting or modification needed
- Restores Full Tail Light Function: Get all bulb sockets back in working order efficiently
Product Specifications
| Part Number | 1J5-945-257 |
| Compatibility | MK4 Vehicles, 1998–2004 |
| Material | ABS Plastic |
| Dimensions | 19 x 13.5 cm / approx. 7.5" |
| Position | Rear Tail Light |
Why Replace Your Tail Light Circuit Board?
A damaged or corroded tail light bulb holder circuit board can cause intermittent or complete tail light failure — a serious road safety issue. Replacing this component promptly restores your brake lights, turn signals, and reverse lights to full operation. For guidance on vehicle lighting safety standards, visit the National Highway Traffic Safety Administration or review vehicle safety information at CPSC.gov.
Whether you're a professional technician or a DIY enthusiast, this circuit board is a cost-effective, reliable solution to get your MK4's rear lights working perfectly again.
Frequently Asked Questions
Q: Which vehicles is the MK4 Rear Tail Light Bulb Holder Circuit Board compatible with?
A: This circuit board is designed for MK4 vehicles manufactured between 1998 and 2004. It references OEM part number 1J5-945-257, so we recommend cross-referencing this part number with your vehicle's service manual or parts catalog to confirm compatibility before purchase.
Q: What material is the tail light circuit board made from?
A: The circuit board holder is constructed from high-quality ABS plastic, which offers excellent heat resistance and durability — ideal for the demanding environment inside a tail light assembly.
Q: How difficult is it to install this rear tail light bulb holder circuit board?
A: Installation is straightforward. This is a direct drop-in replacement for the original part, requiring no cutting or modification. Most DIY mechanics can complete the swap using basic hand tools in under an hour. Always disconnect your vehicle's battery before working on any lighting components.
Q: What are the dimensions of this circuit board?
A: The board measures 19 x 13.5 cm (approximately 7.5 inches), closely matching the original OEM fitment for the MK4 tail light assembly.