Haulotte HA32 RTJ PRO and HA41 RTJ PRO (HA100 / HA130 RTJ PRO)
Haulotte error code F08.04 — Calc. input supply Check ECU supply
Message on the display: Calc. input supply Check ECU supply
Code F08.04 occurs in machines: Haulotte HA32RTJ PRO, HA100RTJ PRO, HA41RTJ PRO, HA130RTJ PRO.
blocking fault
[case 1] Supply of master ECU (SPU) greater than supply of slave ECU 1 (Node A): more than 1V : [case 2] Supply of master ECU (SPU) greater than supply of slave ECU 2 (Node B2): more than 1V : [case 4] Supply of master ECU (SPU) too high: more than 17V : [case 8] Supply of slave ECU 1 (Node A) too high: more than 17V : [case 16] Supply of slave ECU 2 (Node B2) too high: more than 17V :
Description from the Haulotte service manual, in the original wording.
Effect on the machine: --> (12VP – VBAT_A) > 1V --> (12VP – VBAT_B2) > 1V --> 12VP > 17V --> VBAT_A > 17V --> VBAT_B2 > 17V
Possible causes
The manual does not list the causes for this code: the service technician establishes them during diagnosis of the machine.
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.
What service does
A qualified service technician reads the code with the manufacturer's diagnostic tools, finds the cause, clears the code and carries out a function test.
Source: Haulotte Maintenance Book HA32/HA41 RTJ PRO (4001034970), 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 F08.04 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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