Component testing procedure

2013 Volkswagen Beetle R-Line, 2.0L Eng VIN TSECTION Component testing procedure
WARNING: This page is about a different car, the 2010 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
MASTER WINDOW ADJUST SWITCH - COMPONENT TESTING

Circuit to test Connect self-powered test light or ohmmeter to terminals Move switch to these positions A good switch will indicate
Power and Ground Checks before any other tests 2 (504b) and 8 (C504a) All eight window switches (at rest) Open circuit
2 (504b) and 4 (C504a)
2 (504b) and 1 (C504a)
2 (504b) and 6 (C504a)
2 (504b) and 8 (C504b)
2 (504b) and 3 (C504b)
2 (504b) and 5 (C504b)
7 (504a) and 8 (C504a) All eight window switches (at rest) Closed circuit
7 (504a) and 4 (C504a)
7 (504a) and 1 (C504a)
7 (504a) and 6 (C504a)
7 (504a) and 8 (C504b)
7 (504a) and 3 (C504b)
Left front window circuit 2 (504b) and 5 (C504b) Up Closed circuit
Right front window circuit 2 (504b) and 3 (C504b) Down Closed circuit
7 (504a) and 8 (C504b)
2 (504b) and 8 (C504b) Up
7 (504a) and 3 (C504b)
Left rear window circuit 2 (504b) and 1 (C504a) Down Closed circuit
7 (504a) and 6 (C504a)
2 (504b) and 6 (C504a) Up
7 (504a) and 1 (C504a)
Right rear window circuit 2 (504b) and 4 (C504a) Down Closed circuit
7 (504a) and 8 (C504a)
2 (504b) and 8 (C504a) Up
7 (504a) and 4 (C504a)
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.