Haulotte HA26 RTJ O, HA26 RTJ PRO (HA80 RTJ)
Haulotte error code F08.05 — ECU Output Supply
Message on the display: ECU Output Supply
Code F08.05 occurs in machines: Haulotte HA26 RTJ O, HA26 RTJ O SW, HA26 RTJ PRO, HA26 RTJ PRO SW.
blocking fault
[case 1] Failure on regulated 5V output of U106 ECU (SPU 70-66) supplying position sensors [case 2] Failure on regulated 5V output of U104 ECU (basket slave node) supplying the joysticks [case 4] Failure on regulated 5V output of U104 ECU (basket slave node) supplying the joysticks
Description from the Haulotte service manual, in the original wording.
Effect on the machine: --> 5VSUPPLY = FAIL --> 5 V output is measured out the range [4.5;5.5] V and 5 V output not failing --> Detected failure on 5V output Switch OFF/ON the machine, check the failure has gone (probable cause: internal failure of the ECU)
Possible causes
- Check fuses
- Check the harness (check short circuit to power supply, to ground supply, open circuit…)
What you can do
Switch the machine off with the emergency stop and switch it on again. If the code comes back, do not use the machine and call service.
Solution from the manual
Check fuses Check the harness (check short circuit to power supply, to ground supply, open circuit…) Check fuses Check the harness (check short circuit to power supply, to ground supply, open circuit…)
Source: Haulotte Maintenance Book HA26 RTJ (4001055180), fault codes chapter.
The descriptions are quoted from the manufacturer's service documentation and are for guidance only. Clearing codes, calibrations and repairs are carried out by a qualified service technician according to the manual for the specific serial number. A machine with an active blocking code must not be used until the cause has been removed.
Does code F08.05 not go away?
RK Rental services Haulotte lifts at our workshop or on site at the customer's premises (construction site, factory, warehouse). We read the code, remove the cause and select the parts by serial number.
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