Firmly pull or twist the E-stop button to ensure it is fully released.
By following the resistance measurements, visual checks, and step-by-step repair advice in this article, you can solve error 0802 quickly, minimize downtime, and avoid unnecessary service bills. Always prioritize safety and refer to your model’s specific wiring diagram. If you’re unsure at any step, a Jungheinrich technician is your best ally.
Reconnect the battery (key OFF). Access the pedal connector.
Ensure the button springs back out instantly without sticking.
Some error code 0802 cases are resolved simply by replacing a $20 connector. Always start with the cheapest checks first. jungheinrich error code 0802
Check if the error code changes or flickers during movement, which indicates a broken wire inside the pivot joint. Step 3: Check the Safety Bumper (Belly Switch) Press and release the safety reverse switch on the handle.
Understanding Jungheinrich Error Code 0802: Causes, Symptoms, and Solutions
Corrupted data or loose connections along the Controller Area Network (CAN-bus) lines will interrupt the safety signal.
If the error persists, you can search for a detailed service manual for your specific series in the Jungheinrich Operating Manuals Database. Firmly pull or twist the E-stop button to
Unauthorized software modifications may void warranties. Always use a certified Jungheinrich technician if you lack training.
| Attribute | Details | | :--- | :--- | | | 0802 | | Variant | 0802/01, 0802/02, 0802/03 | | Priority | High (Reduced performance / Lift cut-out) | | Display | Flashing warning triangle, audible alert, "Service" message on display | | Status | Truck operates in "limp home mode" (reduced speed, lift disabled or limited) |
Disconnect individual CAN components one by one and cycle the key to identify which part is causing the "no response" error.
The (governing electronic power steering). The Main Power Contactor (K1) . If you’re unsure at any step, a Jungheinrich
Occasionally, the code appears with a suffix, such as 0802.5 or 0802.26. These suffixes provide more granular information. A 0802.26 error, for example, has been linked to the ; moving the controller to the other side of the truck made the fault move as well, confirming a controller‑specific problem.
: You will fail to hear the characteristic physical "click" of the K1 line contactor closing when trying to operate the machine. 💡 Primary Causes of Jungheinrich Error 0802
If you have access to a known‑good truck of the same model: