Caterpillar Diagnostic Tool CF-54 with Cat ET for Heavy Equipment 2026

Caterpillar diagnostic tool with Cat ET and Panasonic Toughbook CF-54

• ✔ Caterpillar machines and engines up to model year 2026
• ✔ 24 months of technical support
• ✔ 12-month warranty
• ✔ Fully set up & ready to use immediately
• ✔ Rugged Panasonic Toughbook CF-54 included

The Caterpillar diagnostic tool is the professional solution for fault finding, parameter setting and ECU programming on Cat construction machines and engines. It runs Cat ET (Caterpillar Electronic Technician), the manufacturer’s own diagnostic software. The system is built for daily workshop and job-site use and reaches deep into machine- and ECU-dependent systems.

The system is supplied on a rugged Panasonic Toughbook CF-54 in an overhauled and tested condition. The computer is set up and ready to use immediately.

Supported Caterpillar machines and engines

• Excavators: crawler and wheeled excavators of the 300 series, including 320, 323, 330, 336 and 349
• Wheel loaders: wheel loaders of the 900 series, including 950, 966, 972 and 980
• Track-type tractors: track-type tractors of the D series, including D3, D4, D5, D6 and D8
• Motor graders: motor graders of the 120, 140 and 160 series
• Articulated trucks: articulated dump trucks of the 725, 730 and 740 series
• Compact and backhoe loaders: skid steer loaders such as 226, 232, 242 and 262 as well as backhoe loaders such as 428, 432 and 444
• Road construction: compactors and rollers of the CB and CS series, asphalt pavers of the AP series and cold planers
• Engines: Cat industrial and machine engines, including C4.4, C6.6, C7, C7.1, C9, C13, C15, C18, C27 and C32 as well as the 3406E series

The statement “up to model year 2026” describes the overall period the system can cover across all supported series – it does not mean that every machine and every function is automatically supported in full up to 2026. Which functions are actually available always depends on the machine, series, model year and ECU.

Professional diagnostics on Cat machines

Cat ET communicates with the machine’s control units via CAT Data Link (CDL) as well as J1939 CAN and J1708. This narrows down faults faster and allows targeted repairs instead of replacing parts on suspicion.

• Read and clear active and logged fault codes
• Read and record live data in real time
• Display and change configurable parameters
• Carry out calibrations and service functions
• Run tests such as cylinder cut-out and actuator control
• Flash control units and update software levels
• Create diagnostic reports for customers and workshop records

The available functions always depend on the machine, series and control unit.

Panasonic Toughbook CF-54 – overhauled, for use on site

With its 14-inch display and low weight, the Toughbook CF-54 is the lightest solution for service technicians who are on the road a lot.

• Windows 10 Professional pre-installed
• 14-inch display
• Semi-rugged housing, light and mobile
• Overhauled and technically tested

The computer is overhauled and supplied with a 12-month warranty. Depending on condition and use, the battery runtime is at least approx. 2 hours. The battery is a wear part and is not covered by the warranty.

More scope than universal diagnostic tools

On Cat machines, universal diagnostic tools usually only read generic fault codes. The manufacturer software Cat ET, by contrast, offers parameter setting, calibrations, tests and ECU programming – exactly the work that makes the difference in day-to-day service.

Scope of delivery

• Rugged computer Panasonic Toughbook CF-54 with pre-installed and configured Cat ET diagnostic software
• Comm Adapter 3 (478-0235) for the connection to the machine
• Data cable 457-6114
• Data cable 370-4617
• Transport case
• Power supply and mains cable
• 24 months of technical support and a 12-month warranty on the computer

Payment by invoice is possible via Klarna or PayPal. If you have questions about vehicle and machine coverage, call us on 0711-3654 4645.

Free shipping from €50 (Germany) – within the EU from €100

Delivery

Delivery is made to the delivery address provided by the customer during the ordering process. By way of exception, where PayPal is selected as the payment method, the delivery address stored with PayPal at the time of payment is decisive.

If delivery to the customer was not possible and the transport company returns the goods to the seller, the customer bears the costs of the unsuccessful delivery. This does not apply where the customer exercises their right of withdrawal by refusing acceptance, where they are not responsible for the circumstance that made delivery impossible, or where they were temporarily prevented from accepting the goods – unless the seller had given them reasonable advance notice of the delivery.

Shipping costs

• Germany: free from an order value of €50, below that €3.99
• European Union: free from an order value of €100, below that €14.99
• Switzerland: €20.00
• United Kingdom: GBP 20.00

Delivery area and delivery time

We deliver to Germany, to the 26 other countries of the European Union and to Switzerland and the United Kingdom. We are currently unable to deliver to other countries.

For deliveries to Switzerland and the United Kingdom, customs duties, import taxes or other charges may be incurred in addition; these are borne by the customer.

The delivery time within Germany is usually 1–3 working days.

Payment methods

You can pay by credit card (Visa, Mastercard, Maestro), PayPal, Klarna (purchase on account or instalments), Shop Pay, Apple Pay, Google Pay, advance payment by bank transfer or cash on delivery.

Cash on delivery is only available for deliveries within Germany from an order value of €50. An additional fee of €9.99 is charged for it.

Digital licences and activations

Update licences, secure gateway activations and HaynesPro access are digital goods. No shipping costs apply – you will receive the activation code by email once payment has been received, usually within 1–3 working days.

If the licence is tied to a device, enter your device’s serial number directly in the order form when purchasing. That way we can set up the activation for your device without further enquiries.

Please note: for digital licences the right of withdrawal expires as soon as we have begun providing the item and you have expressly agreed to this beforehand. For devices and all other goods, the statutory right of withdrawal applies unchanged.