JLG ES series scissor lifts (1930ES, 2030ES, 2630ES, 2646ES, 3246ES)
JLG error code 258 — DRIVE & LIFT PREVENTED - BRAKES ELECTRICALLY RELEASED FOR TOWING
Message on the display: DRIVE & LIFT PREVENTED - BRAKES ELECTRICALLY RELEASED FOR TOWING
Code 258 occurs in machines: JLG ES series, 1932RS, 6RS, 3248RS, 10RS.
blocking fault
Manual brake release mode is activated with the switch in the battery box near the ground control box. Drive or lift is not possible.
Description from the JLG service manual, in the original wording.
Possible causes
The manual does not list the causes for this code: the service technician establishes them during diagnosis of the machine.
Checks from the manual
- Push manual brake release switch again or cycle power to clear manual brake release mode.
- Check if the brake release switch is obstructed or jammed.
- Check the brake release switch signal and wiring to the ground board. The switch input (24V) is from ground board terminal J119, and its output (24V when closed) is to ground board terminal J1-20.
- Replace ground board.
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: JLG Service and Maintenance Manual, ES series (Diagnostic Trouble Codes section).
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 258 not go away?
RK Rental services JLG 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.