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 MANUALSCHRYSLER1987FIFTH AVENUE 5.2 4REPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEMEFC SYSTEMTESTINGCOLD DRIVEABILITY TEST 7 - SPARK PLUG CHECK
1987 Chrysler Fifth Avenue 5.2 4
Cold DRIVEABILITY Test 7 - Spark Plug Check
1987 Chrysler Fifth Avenue 5.2 4SECTION Cold DRIVEABILITY Test 7 - Spark Plug Check
Remove spark plugs. Spark plugs should be dry. If spark plugs are wet with fuel, clean and reinstall plugs. Check for fuel in crankcase. Change oil and filter if necessary. Proceed to COLD DRIVEABILITY TEST 8 .
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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.