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

  1. Connect test light between terminals No. 30 and 86. Test light should light while cranking engine. If not, check wiring to terminal No. 20 of ECU. If wiring is good, replace ECU.
  2. Connect test light between terminal No. 87 and ground. Test light should light while cranking engine. If not, replace fuel pump relay.
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