Why Is My Mileage Blinking Jeep Cherokee?

The mileage blinking on a jeep cherokee usually indicates a fault in the powertrain control module or an issue with the vehicle’s electrical system. This can be caused by a range of reasons, from a loose gas cap to a more severe issue like a malfunctioning sensor.

It is essential to address the problem promptly by carrying out a diagnostic test to determine the underlying cause. If you’ve been driving a jeep cherokee for some time, you might be familiar with the mileage blinking on your dashboard.

Blinking mileage is a warning sign that something is not right, and it can be unsettling. There’s no need to panic though; it’s a common issue with several potential causes, and in most cases, it’s easy to resolve. In this article, we’ll discuss some of the reasons why your mileage might be blinking and what you can do to fix it. Let’s dive in!

Why Is My Mileage Blinking Jeep Cherokee?

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Dirty Sensors

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Jeep cherokee’s mileage blinking can be an annoying and confusing issue for many owners. One of the possible causes of this malfunction is dirty sensors. In this section, we’ll explain how this happens, how to recognize the symptoms, and how to clean the sensors.

Explanation Of How Dirty Sensors Can Cause The Mileage To Blink

Here’s how the dirty sensors can affect the mileage signal that appears on your jeep’s dashboard:

  • Modern vehicles typically have multiple sensors that monitor various engine and driving parameters, such as the air/fuel ratio, the oxygen levels, the throttle position, the temperature, and the speed.
  • Some of these sensors contribute to calculating the distance and fuel consumption, which are the basis for the mileage information.
  • If these sensors become coated with dirt, dust, or debris, their performance may degrade, making them less accurate or responsive.
  • For example, a faulty speed sensor may misinterpret the wheel rotation and cause the mileage to blink as if the car is driving erratically, even when it’s not.

Symptoms Of Dirty Sensors

If your jeep cherokee’s mileage is blinking and you suspect that the sensors might be dirty, you may notice one or more of the following symptoms:

  • Inconsistent or fluctuating mileage display
  • Incorrect mileage readings that don’t match the actual distance traveled or fuel consumption
  • Coded error messages related to the sensors or the emissions system
  • Poor engine performance, such as rough idling, stalling, or low power output
  • Increased fuel consumption or emissions

How To Clean Sensors

Fortunately, cleaning the sensors that may cause the mileage to blink is not a complicated task, and you can often do it yourself with some basic tools and supplies.

  • Locate the relevant sensors. The owner’s manual or a repair guide can help you identify which sensors are involved and where they are situated, usually in the engine compartment or near the wheels.
  • Remove any covers or brackets that shield the sensors, using the appropriate screwdrivers or sockets.
  • Inspect the sensors for signs of buildup or corrosion, such as discoloration, rust, or caked-on dirt. Be careful not to damage any fragile components, and avoid touching the wires or connectors unnecessarily.
  • Clean the sensors with a soft, lint-free cloth or brush and a suitable cleaning solution, such as electrical contact cleaner or rubbing alcohol. Avoid using abrasive or corrosive materials that may scratch or corrode the sensors.
  • Reinstall the sensors and the covers or brackets, and make sure they are securely fastened. Test drive the jeep cherokee for a while to see if the mileage blinking issue persists or if it’s been resolved.

By keeping the sensors clean and functional, you can prevent or solve many problems related to the mileage blinking on your jeep cherokee. If you’re not confident about doing the cleaning yourself, or if you suspect that the sensors may be damaged or faulty, consult a professional mechanic or dealer for further advice and assistance.

Electrical Problems

If you own a jeep cherokee and notice your mileage blinking, it is possible that there is an underlying electrical issue. Electrical problems can arise in vehicles due to various reasons, including wear and tear, corrosion, faulty wiring, and more.

These problems can cause the blinking of the mileage on your cherokee. In this section, we’ll explain how electrical problems can cause the mileage to blink, common electrical issues with jeep cherokee, and how to identify and fix electrical issues causing blinking mileage.

Explanation Of How Electrical Problems Can Cause The Mileage To Blink

Electrical problems in jeep cherokee can cause the mileage to blink due to faulty communication between the vehicle’s onboard computer and instrument cluster. This miscommunication can result in the blinking of mileage, check engine lights, and other warning indicators.

  • Faulty battery: a faulty battery can cause the vehicle’s voltage to fluctuate, leading to erratic behavior of the vehicle’s onboard computer.
  • Corroded wiring: corrosion in wires can cause poor electrical connections between the instrument cluster and the computer, resulting in communication issues that cause mileage blinking.
  • Blown fuses: a blown fuse in the vehicle’s electrical system can cause issues like the mileage blinking in a jeep cherokee.
  • Loose connections: loose connections between the battery and the computer can also cause electrical problems, leading to mileage blinking.

Common Electrical Issues With Jeep Cherokee

Here are some of the most common electrical issues that owners of jeep cherokee report:

  • Battery drain: cherokee owners have reported that their batteries drain multiple times, leading to electrical issues with the vehicle, including mileage blinking.
  • Dashboard lights flicker: flickering dashboard lights can occur for various reasons, including loose connections and poor electrical connections.
  • Electrical shorts: wiring issues can lead to short circuits, which could cause mileage blinking and other electrical issues.
  • Alternator failure: a failing alternator can cause the battery to drain and lead to mileage blinking.

How To Identify And Fix Electrical Issues Causing Blinking Mileage

Identifying electrical issues causing blinking mileage requires careful inspection of your vehicle’s electrical system.

  • Check battery connections: inspect the battery connections and make sure they are tight and free of corrosion.
  • Check fuses: check the fuses in your vehicle’s electrical system and replace any blown fuses.
  • Inspect wiring: inspect the wiring in your vehicle’s electrical system for corrosion, frays, and breaks.
  • Use diagnostic tools: use diagnostic tools like a voltmeter to detect problems with the alternator and other components.

Fixing electrical issues causing mileage blinking could require the services of a professional mechanic or automotive electrician. It is essential to have a professional inspect and diagnose the problem before performing any repairs. Wrapping up, electrical problems can cause mileage to blink in jeep cherokee.

However, by following the steps highlighted above, you can identify and fix these issues, ensuring your vehicle is safe and running as expected without any electrical problems.

Jeep Cherokee Odometer Flashes

Fuel Sensor Issues

If you’re a proud owner of a jeep cherokee and have noticed that your mileage is blinking, don’t panic just yet! The issue could be due to fuel sensor problems, and we’re here to explain what that means, the symptoms to look out for, and how to diagnose and replace the sensors.

Explanation Of How Fuel Sensor Issues Can Cause The Mileage To Blink

The fuel sensor in your jeep cherokee is responsible for calculating the amount of fuel in the tank and sending that information to the vehicle’s computer. If the sensor is faulty or failing, it may send incorrect information or no information to the computer, causing the mileage to blink.

This is because the computer in your jeep is programmed to alert you if it cannot accurately calculate the vehicle’s mileage due to a malfunctioning fuel sensor or other issues.

Symptoms Of Fuel Sensor Issues

Here are some common symptoms to look out for that could indicate fuel sensor issues:

  • Blinking mileage
  • Inaccurate fuel gauge readings
  • Random changes in fuel levels or fuel gauge readings
  • Engine misfires
  • Difficulty starting the engine

How To Diagnose And Replace Fuel Sensors

If you suspect that the fuel sensor is the issue behind your blinking mileage, follow these steps:

  • Check the fuel gauge to ensure it’s working correctly.
  • Use an obd-ii scanner to check for codes relating to the fuel system.
  • Inspect the wiring and connections to the fuel sensor for any damage or looseness.
  • If there are no visible issues with the wiring, replace the fuel sensor.

Replacing the fuel sensor in your jeep cherokee involves draining the fuel tank, removing the old sensor and installing the new one, and then reconnecting the fuel lines and electrical connections. It’s essential to have a professional mechanic or certified technician perform this procedure to avoid further damage or complications.

If you’re experiencing a blinking mileage on your jeep cherokee, it’s essential to have it checked out to determine the cause of the issue. Fuel sensor problems could be the culprit, and by following the steps above, you can diagnose and replace any faulty sensors, ensuring your vehicle runs as it should.

Simple Fixes For Mileage Blinking

Explanation Of Easy Fixes For Mileage Blinking

As a jeep cherokee owner, you may have encountered the problem of your mileage blinking. This issue usually occurs when there is a problem with the vehicle’s sensor system, causing it to miscalculate your jeep’s fuel level. However, you do not have to panic, as there are easy fixes for mileage blinking.

  • Tighten your gas cap: your gas cap may be loose, causing it to interfere with the sensor system. Therefore, make sure that you tighten the gas cap correctly to prevent any air from escaping.
  • Reset your computer system: try resetting your computer system by disconnecting your battery from the jeep and wait for at least 10 minutes before reconnecting it. This way, the computer system gets to refresh itself, potentially fixing any sensor system confusion.
  • Check your fuel pump module: if resetting the computer system and tightening the gas cap do not solve the issue, check your fuel pump module. It may have failed and needs to be replaced.

Regular maintenance of your jeep cherokee is crucial in avoiding mileage blinking and other issues.

  • Check your owner’s manual for a maintenance schedule: your owner’s manual outlines the recommended maintenance schedule for your jeep. Follow it closely to keep your vehicle in excellent condition.
  • Keep your tires inflated: underinflated tires can result in poor fuel mileage and cause the sensor system to act up, displaying mileage blinking. Always ensure that your tires are correctly inflated to the recommended psi levels.
  • Monitor your fuel level: keep track of your fuel level; try not to let the gas tank drop too low. Keeping the tank filled above the ¼ mark assures the fuel pump module stays submerged in fuel, preventing it from overheating.

Common Misconceptions About Mileage Blinking And How To Avoid Them

There are a few misconceptions about mileage blinking.

  • Some people believe that mileage blinking means that the vehicle is running out of gas. This is not always true. It is essential to check your fuel level gauge to have a clear picture of fuel levels.
  • Others believe that mileage blinking is a minor issue and can be ignored without causing further problems. However, if you continue to ignore the issue, it could lead to significant damage to your vehicle’s sensors, resulting in more expensive repairs.
  • Some drivers allow the fuel tank to run low, hoping to save money on gas expenses. But this practice damages the fuel pump module. Therefore, it is crucial to keep the tank filled above the ¼ mark.

In conclusion, mileage blinking can happen for various reasons like a loose gas cap, computer malfunction or a fuel pump module failure. Ongoing maintenance helps prevent mileage blinking and ensures the longevity of your jeep cherokee.

Frequently Asked Questions Of Why Is My Mileage Blinking Jeep Cherokee

What Does It Mean When My Mileage Blinks On My Jeep Cherokee?

When the mileage on your jeep cherokee starts blinking, it means that you have entered the system’s diagnostics mode. This mode is triggered when the system detects a fault, and it allows you to see any underlying issues that you may need to address.

How Do I Stop My Jeep Cherokee Mileage From Blinking?

To stop your jeep cherokee’s mileage from blinking, you need to address the underlying issue that triggered the diagnostic mode. Once you have fixed the issue, the system will automatically exit the mode and stop blinking the mileage.

Is It Safe To Drive With The Blinking Mileage Light On?

If the blinking mileage light on your jeep cherokee is accompanied by other warning lights, it’s not safe to drive. Stop your vehicle and wait until you can address the issue. However, if it’s only the mileage light blinking, it’s safe to drive, but you should address the underlying issue as soon as possible.

What Are Some Common Issues That Cause The Mileage Light To Blink On A Jeep Cherokee?

The mileage light may blink on your jeep cherokee due to several issues, including a loose gas cap, bad spark plugs, faulty catalytic converter, and faulty oxygen sensors. You may need to take your vehicle for diagnostics to identify the issue.


Based on everything we’ve discussed about the blinking mileage in your jeep cherokee, it can be concluded that this indicator light is not always an alarming concern. In certain cases, it may simply be a harmless reminder that your vehicle is due for maintenance.

However, it’s important to pay attention to the pattern and frequency of the blinking light, as it could potentially indicate a more serious issue with your car’s engine or fuel system. Regardless of the cause, it’s always a good idea to schedule regular maintenance appointments with your mechanic to keep your vehicle running smoothly and prevent any long-term damage.

By taking the time to address the blinking mileage indicator on your jeep cherokee, you can ensure the safety and reliability of your vehicle on the road. Keep in mind that addressing any issues in a timely manner can also help you save money in the long run by avoiding costly repairs or breakdowns down the line.