JLG boom lifts (450AJ, 600AJ, 800AJ, 460SJ, 660SJ, 860SJ, 1250AJP, M450AJ, M600JP)
JLG error code 23163 — FUNCTION PROBLEM - MSSO PERMANENTLY SELECTED
Message on the display: FUNCTION PROBLEM - MSSO PERMANENTLY SELECTED · flash code 2/3
Code 23163 occurs in machines: JLG 860SJ, 800S, M600JP, E600JP, 400S, 460SJ.
warning / function limited
The MSSO switch input = Low at Startup.
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
- No response required for this DTC Power Cycled.
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 Manuals: 600AJ (3121201), 800AJ (3120858), 460SJ, 860SJ, 1250AJP (3122581800), M450AJ (3121829), M600JP (3121711), Diagnostic Trouble Codes tables.
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 23163 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.
Neighbouring JLG codes
- 23112FUNCTION PROBLEM - PLATFORM LEVEL DOWN PERMANENTLY SELECTED
- 23113FUNCTION PROBLEM - PLATFORM ROTATE LEFT PERMANENTLY SELECTED
- 23114FUNCTION PROBLEM - PLATFORM ROTATE RIGHT PERMANENTLY SELECTED
- 23171FUNCTION PROBLEM - JIB SWING LEFT PERMANENTLY SELECTED
- 23172FUNCTION PROBLEM - JIB SWING RIGHT PERMANENTLY SELECTED
- 23253MACHINE SETUP WIRING - ERROR