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 MANUALSFORD1990RANGER 4WD L4-140 2.3L SOHCREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTIGNITION SYSTEMIGNITION CABLESERVICE AND REPAIR
1990 Ford Ranger 4WD L4-140 2.3L SOHC
Ignition Cable: Service and Repair
1990 Ford Ranger 4WD L4-140 2.3L SOHCSECTION Service and Repair
When removing spark plug wires from plugs, use spark plug wire remover T74P-6666-A or equivalent. Grasp and twist the boot back and forth on the plug until boot is loose. Remove boot and wire from plug.
CAUTION: Pull on boot only, do not pull on wire. When removing wires from the ignition coil, squeeze the locking tabs of coil wire retainer by hand. Twist and pull on boot until free.
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.