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Home >> Audi >> 1987 >> 5000 CS, Standard >> Repair and Diagnosis >> Engine Performance >> System >> BOSCH Cis-E III System >> Testing >> Carbon Canister Shutoff Solenoid

Carbon Canister Shutoff Solenoid

  1. Turn ignition on. Insert fuse into fuel pump relay for at least 4 seconds. Indicator light should display Code 4343.
  2. Close full throttle switch. Shutoff solenoid valve should energize, making a clicking sound when full throttle switch is closed.