As a compact track loader, the Bobcat T450 is widely used in various applications across different industries. It’s designed to work in tight spaces while still providing the power and performance of a larger machine.
But as a mechanic of many years, I’ve also noticed a few recurring issues that owners frequently encounter. It often has a left reverse drive issue, fuel starvation issues, ECU main relay fault, and even rail pressure issues. Besides, I’ve also seen front aux hydraulics problems in a few cases.
So, let’s take a closer look at the Bobcat T450 and explore its specs, weight, lift capacity, the common problems you may encounter with this machine, and how to solve them.
Bobcat T450 Specifications
Before I delve into the common problems and how to address them, let me give you a brief overview of the Bobcat T450’s specs.
| Engine power | 55 hp (46.2 kW) Turbocharged |
| Rated operating capacity | 1490 lb (675.85 kg) |
| Lifting Capacity at 35% Tipping | 1490 lbs (675.9 kg) |
| Lifting Capacity at 50% Tipping | 2120 lbs (961.6 kg) |
| Travel speed | 7/11 mph (11.27/17.70 km/h) |
| Hydraulic pump flow | 16.7 gpm (63.2 lpm) |
| Operating weight | 6424 lb (2913.88 kg) |
| Length with bucket | 126.6 in (321.56 cm) |
| Width with bucket | 56 in (142.2 cm) |
| Height to hinge pin | 109.5 in (278.1 cm) |
| Ground clearance | 8.1 in (20.6 cm) |
| Fuel tank capacity | 17.1 gals (64.73 L) |
| Turning Radius | 77.9 inches (197.87 cm) |
5 Key Features of Bobcat T450 Compact Track Loader
The Bobcat T450 is a powerful machine that’s used in various landscaping and farming needs. While it has a compact design, I’ve found it to be capable of handling heavy loads. Here are some of its key features:
1. Weight and Lift Capacity
As a mechanic, I’ve had the opportunity to work with the Bobcat T450 on numerous occasions.
This compact machine of 6424 lbs operating weight is suited to working in tight spaces. And I found its vertical lift path particularly impressive as it allows me to reach and lift heavy objects from tricky angles.
It has a rated operating capacity of 1490 lbs, which is 2120 lbs at 50% tipping. In my observations, this seems to work well enough to allow it to lift and hold heavy materials such as large stones and rocks.
Besides, with a maximum dump height of 23.5 inches, you can safely dump bulk landscaping materials with ease.
2. Selectable Joystick Controls
I must appreciate the T450’s customizability to fit different needs, thanks to the machine’s selectable joystick controls. This excellent feature makes it more functional and versatile in most excavating and landscaping operations.
For instance, I could easily adjust the joystick movement with preset speed levels by only using my thumbs, without having to exert much effort.
3. Non-DPF Engine
Yet, I have to admit that the best feature of this 4-tier Bobcat T450 is its super efficient non-DPF engine. It was so impressive to see how much power this turbocharged engine delivers without causing an increase in fuel consumption.
Having more power and torque without having to worry about rising fuel costs is truly a massive win for this machine. After all, it allowed me to operate the machine for extended periods without the need for frequent refueling, ultimately saving me time and money.
4. Cold Weather Engine Protection
While the T450 boasts so many protection technologies, its cold weather engine protection system is what impresses me most. This unique feature uses an efficient combination of increased idle speed and maximum operating speed, which works as oil line warmers.
It ensures the machine remains safe and operational even in extremely cold temperatures. I found this feature particularly useful in harsh weather conditions, as it allows me to continue working without worrying about any cold-related damages to the machine.
5. Pressurized Enclosed Cab
Finally, I must credit the Bobcat T450’s pressurized cab that’s both heated and air-conditioned for additional comfort and protection. The cab is also well-insulated and ventilated to ensure optimum operator comfort, and it effectively keeps dust and debris out to help you retain focus.
Additionally, I also noticed it has an adjustable suspension for keeping the operating balance in place while rendering any operation. Besides, its slanted window design gives you excellent visibility and unrestricted operation.
5 most Common Bobcat T450 Problems
As with all other power machines, the Bobcat T450 is also subject to human error and mechanical faults. Here are some of the most commonly encountered issues with Bobcat T450s I’ve seen owners and operators encounter over the years:
- Left reverse drive issue
- Fuel starvation issues
- ECU main relay fault
- Rail pressure issues
- Front aux hydraulics problem
Solutions to Common Bobcat T450 Problems
When there’s an issue with your Bobcat T450, the best way to address it is to first identify the issue. Once you know what’s causing it, the next step is to assess the nature of the problem and find a suitable fix.
Here, I’ll discuss five of the most common Bobcat T450 problems and what I recommend to fix them.
#1- Replace the Drive Motor for the Left Reverse Drive Issue
This is a common problem that a lot of owners and operators face with their Bobcat T450. During this encounter, the left motor may lock up after 20-30 minutes of use. This can be due to various issues, such as bad bearings on the rear idlers or a faulty left drive motor.
I’ve seen things appearing just fine after replacing the rear idlers, but the problem still persisted on several occasions. What happens from there is the machine loses reverse on the left track completely after a short period of use, showing the D7554 code.
So, here’s how I’d recommend solving this problem:
- Step 1: First, swap solenoid valves between sides to isolate the problem.
- Step 2: Check the wiring harness and connector pins for issues, such as pinched or worn areas.
- Step 3: Step 1: Verify the input signal and check outputs to determine if the problem is with supply voltage or mechanical issue.
- Step 4: Check the oil condition for signs of potential component failure, such as metal shavings in the oil.
- Step 5: If all else fails, replace the drive motor with a new one.
Replacing the drive motor may cost you around $2500 [Source], excluding labor costs. However, it should solve the problem permanently.
#2- Replace the ECU Fuse to Fix the ECU Main Relay Fault
Another issue I’ve frequently worked on Bobcat T450 tractors is an ECU main relay fault. When this happens, the machine displays an error code of E001485-07. Besides, it has difficulty starting and may only go up to 1500 RPMs.
Also, on most occasions, I’ve encountered three beeps before it even starts. And surprisingly, the error code disappeared once the engine became warm and reappeared once it cooled and ran normally.
From my experience, replacing the corresponding relay in the fuse box on the left sidewall solved the issue in most cases. However, the error code often persists even after the replacement. So, here’s what I did in those situations:
- Step 1: Replace the blown ECU fuse with a new one of the same amperage rating.
- Step 2: Check for any faulty injectors that may be causing the fuse to blow and replace them.
- Step 3: Monitor the equipment for a few days to ensure it is running smoothly.
- Step 4: Finally, check for any hot ECU wires that may be grounding out or any short circuits between two wires.
The cost of this repair should not be too high, as you’d only need to buy a few ECU fuses, which cost less than $20 each.
#3- Clean the Fuel Inlet to Solve Fuel Starvation Issues
The Bobcat T450 also encounters fuel starvation issues from time to time. In this case, the engine may bog down or lose power when operating at full throttle under load.
Following a few repairs, I have come to realize the problem often results from a clogged or damaged fuel inlet elbow located at the top of the tank. This elbow is held in place by a rubber grommet and a plastic line runs off of it.
Over time, debris and plastic particles can build up inside the tank and clog the elbow. This leads to reduced fuel flow and fuel starvation, resulting in engine performance issues.
Here’s how you can fix this problem:
- Step 1: Locate the fuel inlet elbow at the top of the tank.
- Step 2: To access it, remove the cab and go underneath the tank.
- Step 3: Look for the rubber grommet that holds the elbow to the tank, which is located under multiple lines.
- Step 4: Carefully remove the fuel inlet elbow, which is a two-stage small and big end.
- Step 5: Check for any plastic debris inside the tank and remove it using a pick.
- Step 6: Clean out the tank with compressed air and strain it through a paint strainer to ensure there is no debris left.
- Step 7: After cleaning, put everything back in place and filter the fuel again to prevent further issues.
Fuel starvation issue solved with Bobcat T450 Skid Loader >> Check out the video below:
The cost of this repair isn’t too substantial unless you need to replace a damaged fuel inlet elbow. $15-$25 [source] should be enough to cover the cost of the elbow and the elbow grommet.
#4- Replace the Fuel Filter to Fix Rail Pressure Issues
According to what I’ve observed, the fuel system of the Bobcat T450 is pretty sensitive, and any contamination may lead to pressure-related problems. For example, its engine may lose power intermittently at high loads due to rail pressure issues, a common problem with this machine.
As far as I’ve noticed, this results in error codes such as 76-16 and causes the machine to beep three times and shut down completely. Most often, a faulty rail pressure sensor or a problem with the fuel system is the main culprit.
Changing the fuel filter and cleaning the fuel strainer worked for me to solve this issue in most cases. However, you must ensure the rail pressure sensor and its wiring are secure. And I also recommend replacing the rail pressure sensor if needed, which will cost around $100-130
#5- Fix the Front Aux Hydraulic Problem by Replacing the Bad Control Valve
The hydraulic system of the Bobcat T450 can suffer various malfunctions over time. And one of the most common I’ve seen is an issue with the auxiliary hydraulics in the front. This usually results in the slow movement of the arms while the machine is in operation.
When this happens, you might get the H2607 code and see the plow working on the right but not on the left, even without any attachments installed. Since this is a front-base solenoid open circuit error, I’d recommend the following:
- Step 1: Replace the faulty solenoid valves that could be causing the issue.
- Step 2: Check the two lines connecting the two servos to see if there are any blockages or restrictions in the lines.
- Step 3: Verify that all fittings are properly tightened and secure.
- Step 4: Use a voltmeter to check for proper voltage and make sure no wires are pinched, worn, or disconnected.
- Step 5: Check and repair the damaged or leaking hoses that carry the fluid in the hydraulic system.
- Step 6: Check and replace the faulty switch that activates the auxiliary hydraulics function.
The cost of this repair will depend on the parts you need to replace. A replacement solenoid costs around $50-80, while the switch and hoses may cost slightly more.
T450 Compact Track Loader related (FAQs)
If you have further queries regarding the Bobcat T450 and the common issues associated with it, these frequently asked questions and answers may help you out.
The Bobcat T450 is reliable for its day-to-day operations. It’s usually easy to maintain and has plenty of power to handle even the toughest jobs. Besides agricultural activities, it’s used for construction, landscaping, transportation, and just about any project you can come up with.
There may be multiple issues that prevent the Bobcat T450 from starting. The most common causes of this problem are a dead battery, a faulty starter, or an error code such as E001485-07. The T450 may also produce three beeps before starting.
Various factors can cause the Bobcat T450 to experience power loss under load. These include clogged fuel lines, faulty injectors, rail pressure problems, and fuel starvation issues. To resolve these, you can check the ECU fuse, the fuel intake, and the fuel lines for malfunctions.
There are various causes of the Bobcat T450’s engine stalling after starting. This includes the air intake being clogged with dirt and debris, a faulty fuel pump, wrong fuel being used, or a damaged oil filter. Make sure to check all of these components and repair or replace them if necessary
Conclusion
The Bobcat T450 is an all-purpose machine that has been known to perform reliable day-to-day operations for a long time. However, like all machines, the Bobcat T450 can suffer various malfunctions and repairs.
From fuel inlet elbow, rail pressure, and auxiliary hydraulics problems to starting issues and power loss, the Bobcat T450 can experience all kinds of issues. But with proper maintenance, the Bobcat T450 can run reliably for years, no matter what you throw at it.
On a final note, always keep in mind that small problems can become bigger issues if ignored. So, if your Bobcat T450 ever shows signs of malfunctioning, don’t hesitate to take action and address the issue as soon as possible.
Before you go! Check out those related article about bobcat.
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Meet Emily, a true garden lover who has a passion for all things nature. With a deep understanding of plants and lawns, Emily’s love for gardening started at a young age, spending her summers tending to her grandparents’ garden.