Check Engine Light With no Drivablity Issue on Volkswagen Jetta

The Check Engine Light may illuminate because of evaporative (EVAP) emission failures and/or intake manifold vacuum leaks.

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Average mileage: 165,050 (150,000–180,100)
Exhaust & Emissions affected: Gasoline
6 model years affected: 1999, 2000, 2001, 2002, more2003, 2012
9 people reported this problem
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problem details
2000 Volkswagen Jetta 150,000 mi,
vacume hose on evap canister developed a hole, replaced both hoses.
The light will be on one day and off the next.