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.
2002 Jeep TJ (CANADA) L4-2.5LFACTORY OEM SERVICE PROCEDURE
Ignition Cable: Service and Repair
SPARK PLUG CABLE
REMOVAL
CAUTION: When disconnecting a high voltage cable from a spark plug or from the distributor cap, twist the rubber boot slightly (112 turn) to break it loose.
1. Grasp the boot (not the cable) and pull it off with a steady, even force.
INSTALLATION
1. Push the cable firmly onto the sparkplug.
Fig.35 Cable Removal:
REMOVAL
CAUTION: When disconnecting a high voltage cable from a spark plug or from the distributor cap, twist the rubber boot slightly (112 turn) to break it loose.
1. Grasp the boot (not the cable) and pull it off with a steady, even force.
INSTALLATION
1. Push the cable firmly onto the sparkplug.
Factory Service Tools
Use the Manual With the Right Hardware
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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.