Coilpack Wiring Harness Replacement | Mk4 Golf & Jetta 1.8T | 1J0971658L

Is your Coil pack harness cracking from heat? Here is your updated replacement harness, same as VW p/n 1J0971658L. Cracks in the wiring can lead to misfires and check engine lights flashing. If you've already replaced your coilpacks and spark plugs odds are you have a faulty wiring harness. Upgrade to this newer style harness and get rid of that pesky check engine light!

- Installation Guide per Official VW TSB

NOTE: This kit is made specifically for all 2000-2005 Golf/Jetta 1.8T engines. For the Audi/Passat 1.8T engines this kit is not a direct fit but will work with some slight modification. For this application the 3 pin connector for the speed sensor is not used.

Pin Colors for Reference

• 2-Red
• 3-Grey
• 7-Black
• 94-Blue
• 95-Yellow 
• 102-Purple
• 103-Brown
• 121-White

⚠️CALIFORNIA WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov