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Home >> Volkswagen >> 1990 >> Jetta GLI, 2.0 E >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Basic Testing >> Fuel Pressure Check >> Visual Check (Cis-E & Cis-MOTRONIC)

Visual Check (Cis-E & Cis-MOTRONIC)

Move sensor plate slowly upward. Sensor plate should have slight resistance from control piston adjusting lever. No binding should be felt. Let sensor plate fall. There should no resistance. Slight fuel seepage past control piston is acceptable.