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Home >> Audi >> 1987 >> 5000 CS, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> BOSCH Cis-E III System >> Testing >> Fuel Injection System >> Deceleration Fuel Shutoff
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Deceleration Fuel Shutoff

  1. Warm engine to normal operating temperature. Disconnect differential pressure regulator connector from side of regulator.
  2. Using Adapter (1315 A/1 ), connect Multimeter (US 1119 ) to differential pressure regulator and to the connector removed from the regulator. Set multimeter to 200Ma DC scale.
  3. Accelerate engine to more than 3000 RPM. Release throttle, noting multimeter reading. Reading should decrease to approximately -50Ma with throttle closed until engine speed reaches about 1200 RPM.
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