Why is the starter on my Jeep not working?
Note that starters can and do sometimes develop intermittent faults due to bad spots on the armature. The bottom line is if there is battery voltage to the starter (and no excessive voltage drop) and yet the starter doesn’t work, it’s dead.
What to do if there is no starter motor?
If there is no starter motor operation at all, that is if there is no starter operation with the key held in the “start” position, the procedure is to test for power to the starter motor. If there is no power, then the electrical circuit supplying the motor has a fault.
What kind of ignition system does a Jeep Cherokee use?
The ignition system is the one tasked with creating and delivering spark to each of the 6 cylinders. Without spark, the engine will crank but no start. The ignition system of the Jeep vehicles covered by this tutorial use either a distributor type system or a COP (Coil-On-Plug) ignition coil system. Failed ignition coil.
What happens when there is no power in a jeep?
If there is no power, then the electrical circuit supplying the motor has a fault. That circuit begins at the battery and includes grounds, wiring (some of which is very heavy cabling), fuses, relays, the ignition switch and terminations.
What are common reasons my Jeep Cherokee won’t start?
What are common reasons my Jeep Cherokee won’t start? While there are a variety of reasons your Jeep Cherokee won’t start, the most common 3 are a dead battery, an alternator problem, or failed starter. How is a no-start diagnosis fixed?
What happens when the starter doesn’t work?
Basically, with a fully charged battery, and with the key held in the “start” position, the starter is either getting power or it isn’t. With the key in the “start” position, if the starter motor is getting power but the starter doesn’t work, then the starter is condemned and replaced.
What happens when the ignition lock cylinder fails?
When the ignition switch lock cylinder fails, it can create a situation where the ignition cannot be turned, or takes much wiggling and shaking before it finally turns. Or, it’s… Read More
The ignition system is the one tasked with creating and delivering spark to each of the 6 cylinders. Without spark, the engine will crank but no start. The ignition system of the Jeep vehicles covered by this tutorial use either a distributor type system or a COP (Coil-On-Plug) ignition coil system. Failed ignition coil.