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 MANUALSMERCURY1987LYNX L, MTXIIIREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCETESTING & DIAGNOSISFUEL INJECTION SYSTEM - CFI SYSTEMTROUBLE SHOOTINGSYMPTOMSHARD STARTING - COLD
1987 Mercury Lynx L, MTXIII
Hard Starting - Cold
1987 Mercury Lynx L, MTXIIISECTION Hard Starting - Cold
- Cold enrichment system may not be functioning correctly. Check TPS and DC motor for proper operation and adjustment. Adjust or replace as required.
- Intake manifold or throttle body gaskets leaking. Replace leaking gaskets as needed.
- TPS or Coolant Temperature Sensor (CTS) defective.
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.