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Central Locking Switch Check

Leave Black (-) test lead connected to terminal No. 31 (Brown wire). Connect Red (+) lead to terminal No. 26 (Red/Yellow wire). If battery voltage is indicated, replace central locking switch or switches as necessary. If battery voltage is not indicated, replace power window control unit.

Fig 1: Identifying Power Window Switch Connector Terminals
G94I47892Courtesy of VOLKSWAGEN UNITED STATES, INC.