LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Volkswagen >> 1987 >> Vanagon Base, AWD >> Repair and Diagnosis >> Engine Performance >> System >> BOSCH AFC System >> Testing >> Fuel Injectors >> Leak Test
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Leak Test

  1. Disconnect electrical connectors from injectors. Remove injectors in pairs, leaving fuel lines connected. Turn ignition on for approximately 5 seconds for fuel pump operation.
  2. Note amount of fuel drops from injectors. Replace injectors if leakage exceeds more than 2 drops per minute.