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 MANUALSCHRYSLER1987CONQUEST 2.6 H, STANDARDREPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEMEGR FUNCTION TESTINGVACUUM CONTROLVACUUM AMPLIFIER
1987 Chrysler Conquest 2.6 H, Standard
Vacuum Amplifier
1987 Chrysler Conquest 2.6 H, StandardSECTION Vacuum Amplifier
- Check for adequate manifold vacuum. With engine idling at normal operating temperature, connect a hand-held vacuum pump to hose on vacuum amplifier leading to venturi port on carburetor. Apply approximately 2 in. Hg.
- Disconnect hose to EGR delay timer (if equipped). EGR valve should open and engine speed should drop at least 150 RPM. If engine speed does not drop 150 RPM, replace vacuum amplifier.
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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.