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Differential Pressure Regulator

  1. Using Adapter (1315 A/1 ), connect multimeter to differential pressure regulator. Set multimeter to 200 mA DC scale. Turn ignition on. Insert fuse in top of fuel pump relay for at least 4 seconds.
  2. Indicator light should display Code 4341. Multimeter should read 100 mA. Close full throttle switch. Multimeter reading should change to 10 mA.
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