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Home >> Volkswagen >> 2003 >> Jetta GLX >> Repair and Diagnosis >> Engine Performance >> System >> 2.8L - Engine Mechanical, Engine Code: BDF >> 19 - Engine - Cooling System >> Cooling system components, servicing >> After-Run Coolant pump V51 , checking >> Checking function

Checking function

Fig 1: Contacts Of After-Run Coolant Pump V51 Connected To Battery
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If the coolant pump does not start:

If the coolant pump starts:

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