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Home >> Volkswagen >> 1985 >> Vanagon L >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System - BOSCH DIGIJET >> Testing >> Relays >> Power Supply Relay
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Power Supply Relay

Turn ignition on. Connect test lamp between terminals 30 and 86. Test lamp should light. If not, check wiring. Connect test lamp between terminals 86 and 87. If test lamp does not light, replace power supply relay.