How Do Jeep Wrangler Hot Oil Fix? Know The Technique

Most people want to be the owner of the Jeep Wrangler. It’s because this jeep lineup car model has something special for everyone. But because of its solid and highly durable construction, this JK isn’t free from faults. Since you can use this Jeep on rough terrains, it can encounter obstacles and hits that cause malfunctions.

From them, Jeep Wrangler hot oil is one of the problems that you may face. But how can I get the Jeep Wrangler hot oil fix? Usually, Jeep has built-in maintenance alerts that will alert you to certain car elements. It can be in sound beep or light signal warning, or both. However, let’s learn what JK hot oil means, its causes, and its solution.

Jeep Wrangler Hot Oil Fix

What Does It Mean If The Jeep Says Hot Oil?

This is the warning of transmission fluid that will turn on when oil temperatures are too high. Besides, it turns on if you need to change the oil and if there is a faulty sensor. Like any other car, you should maintain your Jeep regularly to keep it in perfect condition.

Since it needs to handle off-road driving, you should need more routine check-ups. When you notice the dash display flashes “Hot oil” with a beeping sound, you should do the following things:

  1. If it occurs, just quickly check your Jeep under the hood.
  2. Also, you should check the oil level.
  3. Follow the wiring if the oil level is acceptable and the warning flashes. It’s because make sure no short circuits are affecting the sensors.
  4. Jeeps are usually driven in rugged terrain. Road obstructions are likely to damage exposed parts of the undercarriage. So, when you notice it, consult your expert to find the fault.
  5. Pay attention to the hot oil signals anyway.

Check: How to Check Oil Level Jeep Grand Cherokee

What are the Causes Of Hot Oil Jeep Warning, Won’t Start?

If your Jeep’s hot oil warning light is on, the engine is too hot and should be stopped immediately. While the hot oil warning jeep wrangler light is on, it won’t start. This safety feature can prevent damage to your engine because of overheating.

Overheating can happen for several reasons, such as driving in stop-and-go traffic or extreme heat. To avoid this problem, you should monitor your Jeep’s temperature gauge. If you find a hot engine, turn off the ignition and let it cool before starting the engine.

There are many reasons for this to happen in your Jeep. But the most common is an increase in transmission fluid temperature due to heavy use of your Jeep’s towing capacity.

Check: Overfilling Transfilling Fluid

What Happens Hot Oil Light On Jeep Wranglers?

Hot oil warning on the dash display center? You should stop your Jeep and leave it in a neutral position. This can help to prevent further damage to the transmission and engine. While the car is idling, you should locate the source of the problem.

Check the sensor to ensure it hasn’t been raptured by an obstacle in the off-road terrain you were driving on. Also, when washing your Jeep’s undercarriage, be careful not to damage exposed wires under the vehicle.

A faulty transmission fluid sensor will create a warning to flash on your dash. Also, look at your Jeep’s maximum towing capacity or another car with towing capability. When a vehicle is subjected to high torque, the transmission oil will likely overheat, damaging the system.

How to Do Jeep Wrangler Hot Oil Fix?

  1. Check your oil if your Jeep has a hot oil warning on and won’t start. If your Wrangler has an automatic transmission, check the transmission fluid. Low fluid levels can cause the light to come on and hinder starting your Jeep.
  2. If you are sure your Jeep Wrangler transmission fluid is optional, the next step is checking the battery. Your JK Wrangler shows some funny behavior if its battery will low. Check its charge level, inspect the terminals, and ensure you have grounded it properly. Also, find any corrosion, and it’s best to check relays and fuses are in good condition.
  3. Thus, if you want to disconnect the battery, find your Jeep’s radio code before starting. If you can catch the battery saver, use it before disconnecting it.
  4. In most cases, it will be a fluid-level problem or a battery problem. But in rare cases, it can be related to a faulty oil pressure sensor and issues with the starter. If so, you will need a mechanic to investigate these problems further.

Finally, we hope these fixing steps can help you to get your Jeep Wrangler back on the road.

TIPM On Jeep Wrangler:

A TIPM is an acronym for a Totally Integrated Power Module that controls your vehicle’s electrical system. It also distributes power and serves control. It is a black box manufactured of hard plastic with a power board and fuse. Unfortunately, it has a poor reputation.

Faulty TIPMs cause electrical problems, from window washers to intermittent power windows and locks. Dealerships can get upwards of $700 to replace the TIPM, but you can do it and save a ton of cash.

What Does U0101 Jeep Wrangler/U0100 Jeep Wrangler Mean?

Diagnostic Trouble Code (DTC) U0101 means Lost Communication with TCM. This code is the same as U0100 in some car shops. This code appears if TCM is not transmitting or receiving messages on the Controller Area Network bus (CAN).

Some manufacturers may use information pages to explain this code and its standards. Ford has a very general description of U0101, which is as follows:

The PCM powertrain control module continuously monitors the Controller Area Network (CAN) from the TCM for messages. This DTC is set when the PCM doesn’t receive the TCM message within the specified time.

How to Fix the Jeep Wrangler U0101 Code?

Fixing the U0101 code can be difficult as no single solution resolves the code. You can try to fix it yourself, but you need help from online guides or repair manuals.

Note that repair steps and procedures may differ for cars from different car manufacturers. What works for one vehicle may not work for another model.

How To Jeep JK TCM Reset?

Finding the TCM reset option is a little tricky in JSCAN. But you can find it if you go to Adaptation > Vehicle Maintenance. At the bottom of the list, you can find the TCM reset.

You will get a “Transmission Overhaul” message and click pass it. And let it do it, then reset all the ECU when it is done.

Related Questions

Q. Why is my car flashing hot oil?

If your car flashes hot oil, it could mean many things. Including:

  • Low oil level or worn-out oil
  • Excessive engine wear
  • Faulty gauge or sensor
  • The oil is too thick
  • Engine overheating
  • Dirty oil filter
  • Faulty oil pump
  • Worn valve seals and piston rings

Q. Why does my Jeep say hot oil?

If your Jeep says hot oil, it means there is a problem with your transmission fluid. When you see it, don’t drive your Jeep. Instead, stop your Jeep and fix the issue as soon as possible. This alert will go if your Jeep comes on a safe temperature.

Final Word:

We hope you know the procedure for the Jeep Wrangler hot oil fix. However, you also now know “Hot oil” in a Jeep usually means the oil temperature is too high. A variety of factors can cause this. Additionally, it’s essential to identify the issue as soon as possible to avoid possible damage. Regular maintenance, like oil level checks and replacing the oil filter, can prevent this warning from appearing.

Drivers should be aware of the symptoms of hot oil, such as a burning smell or smoke. After identifying the signs, they should take immediate action. Overall, keeping an eye on the “hot oil” warning can ensure the performance and longevity of your Jeep’s engine.


I am Engr. Z Eusuf Lubricant Specialist, Mechanical Engineer & has been working with engine lubricants for a long time and knows what makes them work best. I can help you find the right oil for your needs, and I have tips on how to keep your engine running at its best.