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HOMESERVICE MANUALSMERCURY1991TRACER BASE, 4D SEDAN, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 18 (ENGINE CONTROLS - REMOVE/INSTALL/OVERHAUL)FUEL SYSTEMINJECTORSREMOVAL & INSTALLATION
1991 Mercury Tracer Base, 4D Sedan, Automatic

Removal & Installation

1991 Mercury Tracer Base, 4D Sedan, AutomaticSECTION Removal & Installation
WARNING: This page does not describe the selected car, but rather 15 other vehicles, including the 1994 Mercury Tracer, 1994 Mercury Topaz, 1994 Mercury Sable, 1994 Mercury Grand Marquis, and 1994 Mercury Cougar. However, it is still accessible from the selected car via links, so may be relevant.

Remove fuel rail from intake manifold. See FUEL RAILS. On all models except 2.5L, remove fuel injectors from fuel rail by rocking injectors while pulling injector from fuel rail. On 2.5L, disassemble fuel rail and pull injectors from fuel rail. On all models, lubricate new "O" rings with clean engine oil. Install new "O" rings on injectors. Inspect injector "plastic hat" (covering the injector pintle) and washer for deterioration. Replace as necessary.

RENDER: 1.0x

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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.