For a 1972 Volkswagen Beetle with a Bosch alternator, the wiring typically includes connecting the B+ terminal on the alternator to the battery positive terminal. The D+ terminal should be connected to the warning light on the dashboard and then to the ignition switch, while the D- terminal is grounded. Make sure to check your specific model's manual, as wiring colors and configurations may vary slightly. Always ensure the vehicle's electrical system is turned off when making any connections.
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