Q: How to remove and install a pickup coil assembly in a distributor on Jeep Wrangler?
A: Disconnect the cable from the negative battery terminal. You may remove the Distributor for ease, but it's optional. Take off the distributor cap and rotor. Use a trigger wheel puller tool to remove the trigger wheel, using a flat washer to protect the inner shaft. Remove the pin, pickup coil assembly retainer, and washers. Take out the two pickup coil plate screws and lift the pickup coil assembly. Reinstall the pickup coil assembly, ensuring the pin fits into the vacuum advance mechanism link hole. Secure it with the washers and retainer. Position the wiring harness in the distributor housing slot. Reinstall the two pickup coil plate screws. Install the trigger wheel, ensuring the long teeth face up. Use a pin punch and hammer to tap the pin into the trigger wheel and shaft groove. Reinstall the rotor and distributor cap. Reconnect the negative battery terminal.
Q: How to replace the ignition coil on Jeep Wrangler?
A: To replace the ignition coil on 1999 and earlier models, undo the cable from the negative battery terminal, mark and remove the wires, and remove the coil assembly. For the 2000-2006 four-cylinder and 2007-2011 models, locate the coil pack, remove the air intake duct, disconnect the wires, remove the bolts, and detach the coil.