1999 Jeep Cherokee Won't Start

Resolve Starting Issues for Your 1999 Jeep Cherokee

Find Repair Location
Reviewed by
Bo Fader
Written by RepairPal Car Genius
Updated January 14, 2025
0%
38% chance it's the
Battery
0%
27% chance it's the
Alternator
0%
20% chance it's the
Starter
0%
15% chance it's
Something else
The most common reasons a 1999 Jeep Cherokee won't start are a dead battery, an alternator problem, or failed starter.
  • Battery: A weak or failing battery can result in difficulty starting the engine and electrical system malfunctions.
  • Alternator: A failing alternator can result in insufficient electrical power, leading to battery drain and electrical system malfunctions.
  • Starter: A faulty starter motor or a weak battery can prevent the engine from cranking properly, leading to starting issues.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

What are the initial diagnostic steps to take when a 1999 Jeep Cherokee won't start?

When your 1999 Jeep Cherokee refuses to start, begin by checking the battery, as a dead or weak battery is a common culprit. Ensure the battery is fully charged and that the connections are clean and secure. Next, inspect the fuel system; confirm there is enough fuel in the tank and listen for the fuel pump's operation when you turn the key to the "on" position. If the pump is silent, it may need attention. Following this, examine the ignition system components, including spark plugs and the ignition coil, for any signs of wear or damage, as these can hinder the starting process. Additionally, assess the starter motor; if you hear a clicking sound when attempting to start the vehicle, this could indicate a problem with the starter or solenoid. Finally, consider using an OBD-II scanner to check for any error codes that might reveal underlying issues with the engine or other systems. By systematically following these steps, you can effectively diagnose the starting problem and take the necessary actions to get your Jeep back on the road.

What are the common problems that could cause a 1999 Jeep Cherokee to not start?

When your 1999 Jeep Cherokee refuses to start, it can be frustrating, but understanding the common problems can help you diagnose the issue effectively. One of the first things to check is the battery; a dead or weak battery is often the primary reason for starting failures. If the battery is old or has been drained by leaving lights on, it may need a jump start or replacement. Next, consider the starter motor; if you hear a clicking sound when turning the key, the starter might be faulty and require inspection or replacement. Additionally, the ignition switch can also be a culprit; if the dashboard lights do not illuminate when you turn the key, this could indicate a problem with the ignition system. Lastly, a clogged fuel filter can restrict fuel flow, preventing the engine from starting. By systematically checking these components, you can identify the root cause of the starting issue and take the necessary steps to resolve it.

How urgent is it to diagnose and repair the starting issue in a 1999 Jeep Cherokee that won't start?

When dealing with a starting issue in a 1999 Jeep Cherokee, the urgency to diagnose and repair the problem cannot be overstated. A vehicle that fails to start can lead to dangerous situations, particularly if it happens unexpectedly in a critical moment, such as during a commute or while running errands. This not only compromises your safety but also disrupts your daily life, making it difficult to reach work, school, or other essential appointments. Moreover, delaying repairs can exacerbate the issue, potentially leading to more severe and costly damage down the line. By addressing the starting problem promptly, you not only safeguard your vehicle's integrity but also avoid the inconvenience of being stranded in an unsafe or undesirable location. Therefore, it is crucial to take immediate action when faced with starting difficulties in your Jeep Cherokee to ensure both your safety and the longevity of your vehicle.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.