Because of issues with the glow plugs and/or the glow plug wiring harness from the control relay, the Check Engine Light may illuminate. Our technicians tell us there is a service bulletin, not a recall from Volkswagen regarding replacement of the glow plugs on 2004-2005 model years only.
Check Engine Light Due to Issues With Glow Plugs/Wiring Harness on Volkswagen Golf TDI
Average mileage: 136,630 (20,000–267,890)
Exhaust & Emissions affected: 1.9L 4 Cylinder Diesel Turbo
7 people reported this problem
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I've replaced glow plugs 5 times!
After worm up 20 min when i start to go engine light coms on and don't want to go i have worm it up again