The water pump may fail resulting in engine overheating and possible timing belt damage. Overheating and/or timing belt failure can result in very expensive engine repairs. As a precaution, it is recommended to inspect the timing belt and water pump at regular intervals.
Car Problem Reports
Volkswagen Jetta Inspection of Water Pump and Timing Belt
Volkswagen Jetta Problem
Engines Affected: 1.8L 4 Cylinder Turbo, 4 Cylinder
Visitor, 2005 Volkswagen Jetta, 4 Cylinder, 68,000 mi
warning light came on briefly, car stalled, had it towed to dealer. Water pump failed, caused engine to overheat to such an extent that the car needs new engine! Absolutely no warning. No indications of problems on any of the gauges- warning lights. No leaking. Car was driving fine. Have had many problems. Had extended warranty. Had to have a new transmission, several door locks replaced, computer chip replaced. A LEMON!!