Where is the ignition coil located on a jeep?
A sync pulse signal generator (stator) inputs the firing order to the ECU. The ignition control module is mounted to the ignition coil. See Fig. 2. Based on control system inputs, the ECU triggers the ignition coil via the ignition control module.
Where is the ignition switch on a Jeep Wrangler?
These include stalling issues, not starting, and no power to the radio or accessories. The Wrangler’s ignition switch is not what your key goes into. That is called the lock cylinder. The ignition switch typically sits directly behind the lock cylinder. It has three main functions.
How does the ignition system work in a Jeep Cherokee?
Based on control system inputs, the ECU triggers the ignition coil via the ignition control module. The ECU is able to advance or retard ignition timing by controlling the ignition coil through the ignition control module.
Where is the engine control module on a jeep?
The Jeep Engine Control Module, known as the PCM (Powertrain Control Module) ECU (Electrical Control Unit) or to simply it put the Automotive Engine Computer.
What makes the ignition system on a Jeep Wrangler different?
Though modern Jeep Wrangler ignition systems have much in common with their predecessors, a few things separate each system from each other. Let’s explore each generation’s ignition system, focusing on the differences to help you understand what makes your Jeep Wrangler’s ignition system different from the others.
Where is the distributor on a Jeep Wrangler?
If you were to take a peek under the hood of your YJ Wrangler, you’d be sure to find one of these contraptions buried under the ignition wires. To better understand a distributor, and how it works, let’s briefly talk about the basics. A distributor is a mechanical device that utilizes the engine’s camshaft for operation.
When did the cap and rotor ignition system come out on Jeep Wranglers?
All on their own or combined will make for better performance. During the early years of the Jeep TJ Wranglers, which ran from 1997-2006, the cap and rotor style ignition system would return. It wouldn’t live long into the 2000s, though.
Where are the gears located on a Jeep Wrangler?
As the gear on the camshaft spins, it drives the gear located at the bottom of the shaft on the distributor. This turns a rotor within the system that drags contact points along one another within the distributor cap.