Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSEAGLE1990PREMIER ESREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMENGINE CONTROLS - SYSTEM/COMPONENT TESTSEGR VACUUM TRANSDUCER TEST
1990 Eagle Premier ES
EGR Vacuum Transducer Test
1990 Eagle Premier ESSECTION EGR Vacuum Transducer Test
- Disconnect and plug output (EGR) side of transducer. EGR transducer is located on side of intake manifold. See Fig 1 .
- 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.
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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.