What causes the P0481 code? If the vehicle overheats it can cause engine damage or the engine to fail entirely. They also provide step-by-step repair instructions and itemized lists of parts and part numbers. All of that adds up to save the technician time — and when they save time, you save money. If the code does not come back, then the technician will perform further testing to diagnose the issue. P0480 can become serious if the vehicle is allowed to overheat. Need help with a P0480 code?. Keep up the good work and vidoes! What repairs can fix the P0481 code? I think all in all the repair went well and the customer was happy.
The information contained on this site is presented for informational purposes only. That typically happens with fans when the motor is overworked or possibly failing. This is accomplished with a professional level scan tool. If the same code comes back, then both cooling fan 2 and the associated relay will be inspected for damage or a short in the wiring. They said it could be a bad catalytic converter or oxygen sensor. You can see some of my research notes here: However, as it turns out, none of this is used for the radiator fan. The green crusties in action! Just some ideas for you, your content is just fine as is, I threw this out only because you asked,.
So, I knew that the fan wiring seemed deceptively simple. Note however, if the fusible link is blown it could mean your fan is over-drawing current. We are linking errors to specific help pages as an ongoing project. So, what was it in my case? I did jump the gun a little thinking I would have to cut the whole mess out of there but a new day with fresh eyes reviled only a few bad pins and was easily savable by using used parts. Replacing the oxygen O2 sensors may sometimes fix the code, but in most cases the catalytic convert needs to be replaced to fix the problem. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Unfortunately, I quickly hit a dead-end.
How serious is the P0480 code? Once the code triggered on my Jeep, I immediately pulled over and parked, but I left the engine running. It is often associated with the P0480 code. May be a connector that needs to be reseated. The currently selected is for the Jeep makes. I checked and re-checked all of this in hopes of a cheap and easy fix.
We are not responsible for any actions you take on your vehicle. The fusible link - This is just a stretch of wire that serves as a fuse, and is inline between the battery and the main fan power wire. I used the nTune dcx device to read the trouble code. The technician will then observe data on the scanner while driving. If this is happening to you, and after replacing the fusible link it happens again, you are probably due for a fan replacement. It just finally worked itself loose with enough bumps and jerks to make the fan unhappy. As a result, I was testing the power to the fan with a multimeter and getting a solid 12-14 volts, but the connection was not reliable enough to provide the high amperage demands of the fan, so the fan was not running, and the code was being thrown.
In conditions where the engine is experiencing excess heat, serious damage could occur if the cooling system cannot work properly. There are many systems that may be responsible for the P0480 code and if they are overlooked the fan may be replaced when it was really the coolant temp sensor causing the fans not to operate. My hope was there would be a lot of parallels between the two powertrains; after all there are already relays and fuses and other equipment already in the Jeep for this; surely for cost savings they would reuse most of that with the newer engine. How does a mechanic diagnose the P0481 code? What the P0480 code means P0480 means that the cooling fan 1 control circuit has a malfunction. What followed was a multi-day Google searching and diagnostic session, which made me realize there is a lack of information as well as a lot of mis-information about the 3. About This Site We recommend you always seek car advice from a qualified mechanic before making repair decisions. Additional comments for consideration regarding the P0481 code When there is a trouble code present that can be set off by a sensor in the drivetrain, there are a number of possible causes.
The P0481 code will not prevent the vehicle from starting and driving, but all the same it can be a serious issue. This type of tools allows much greater access to information than the scan tools that simply read and clear codes. If you have any doubt as to repairs on your vehicle, please contact your technician. I suspect that as they age and parts fail more, this knowledge will become a lot more common. Common mistakes when diagnosing the P0481 code Often when the P0481 code is observed, it is immediately assumed that either the cooling fan itself needs to be replaced or the is faulty.
Neither the author nor Allpar. Sometimes the code occurs constantly as soon as the engine is turned on. But what I also knew was that there are tons of parts under the hood that are labeled as belonging to the fan. If this does not take place, the will illuminate on the dashboard. Cooling fan should be running.
The cooling fan should be commanded on under certain conditions where the engine requires more cooling, and this is controlled via the. P0420 Jeep Description The Engine Control Module monitors the switching frequency ratio of heated oxygen sensors 1 front O2 sensor and heated oxygen sensors 2 rear O2 sensor. This is my first post on this website. Other than illuminating the Check Engine light on the dashboard, the P0481 code may cause the engine to overheat as a symptom. This can only be diagnosed by Chrysler-specific tools, which some shops outside dealers do have.