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