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Haulotte HA12 CJ and HA12 CJ+ (HA32 CJ)

Haulotte error code F03.03 — Output in open or short circuit : Validation relay KAV is defective (or missing) or wire is cut

Message on the display: Output in open or short circuit : Validation relay KAV is defective (or missing) or wire is cut

Code F03.03 occurs in machines: Haulotte HA12CJ, HA32CJ, HA12CJ+, HA32CJ+.

blocking fault

Output in open or short circuit : Validation relay KAV is defective (or missing) or wire is cut

Description from the Haulotte service manual, in the original wording.

Possible causes

  • Change relay KAV, check wiring and equipotential (on wires 273 et 0)

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 HA12 CJ (4000786480), fault code table.

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 F03.03 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.

Book a service

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