EGR Vacuum Transducer Test

1990 Eagle Premier ESSECTION EGR Vacuum Transducer Test
  1. Disconnect and plug output (EGR) side of transducer. EGR transducer is located on side of intake manifold. See Fig 1 .
  2. Disconnect and remove EGR vacuum transducer from vehicle. Apply 1-2 lbs. of regulated air pressure to EGR vacuum transducer backpressure port. See Fig 2 . Apply at least 12 in. Hg of vacuum to input port. Replace EGR vacuum transducer if it will not hold vacuum.
    Fig 1: EGR System (Monaco & Premier 3.0L)
    G90A03225Courtesy of CHRYSLER MOTORS.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.