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Home >> Volkswagen >> 1987 >> Vanagon Base, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System - BOSCH AFC >> Testing >> Relays >> Power Supply Relay
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Power Supply Relay

Turn ignition on. Connect test light between terminals No. 30 and 86. Test light should light. If not, check wiring. Connect test light between terminals No. 86 and 87. If test light does not light, replace power supply relay.