Haulotte HT43 RTJ PRO (HT132 RTJ PRO)
Haulotte error code F04.01 — Steering YV900/150L-R/
Message on the display: Steering YV900/150L-R/
Code F04.01 occurs in machines: Haulotte HT43RTJ PRO, HT132RTJ PRO.
blocking fault
For all proportional valves for movements (boom, telescope, turret rotation, upper movements and drive) : the failure is detected while executing the corresponding movement if FU7 fuse is detected OK ( out of the movement, the supply input of the PVG valve controlled by the ECU is not activated) For digital safety valves concerning movements (boom, telescope, turret rotation) : the failure is detected while executing the corresponding movement if FU7 fuse is detected OK ( out of the movement, the ground supply input of the valve controlled by the main ECU is not activated) [case 1] Steering proportional valve's failure while steering Note that YV900S output is always seen as "Failure", do not consider this information [case 2] Steering front left on/off electro valve failure [case 4] Steering front right on/off electro valve failure [case 8] Steering rear left on/off electro valve failure [case 16] Steering rear right on/off electro valve failure
Description from the Haulotte service manual, in the original wording.
Effect on the machine: --> YV900=FAIL & (CTRL[SteeringFront]≠0 | CTRL[SteeringRear]≠0) --> YV150L=FAIL --> YV150R=FAIL --> YV151L=FAIL --> YV151R=FAIL
Possible causes
- Check connection to +12V (pin2<–>12V201)
- Check connection to ground supply (pin3<–>8.6)
- Check connection to U100 ECU analog output ( pin1<–>22.3)
- Check connection to +12V (12V201)
- Check connection to U100 ECU (8.9) through the revolving joint
- Check connection to U100 ECU (8.10) through the revolving joint
- Check connection to U100 ECU (15.6) through the revolving joint
- Check connection to U100 ECU (15.3) through the revolving joint
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 connection to +12V (pin2<–>12V201) Check connection to ground supply (pin3<–>8.6) Check connection to U100 ECU analog output ( pin1<–>22.3) Check connection to +12V (12V201) Check connection to U100 ECU (8.9) through the revolving joint Check connection to +12V (12V201) Check connection to U100 ECU (8.10) through the revolving joint Check connection to +12V (12V201) Check connection to U100 ECU (15.6) through the revolving joint Check connection to +12V (12V201) Check connection to U100 ECU (15.3) through the revolving joint
Source: Haulotte Maintenance Book HT43 RTJ PRO (4001034910), 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 F04.01 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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