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Genie GS scissor lifts with SmartLink control (GS-1930, GS-1932, GS-2632, GS-3246, GS-4047, GS-4655)

Genie error code C090 — LCON ECM FAULT TYPE 02

Message on the display: LCON ECM FAULT TYPE 02

Code C090 occurs in machines: Genie GS-1332m, GS-1432m, GS-1932m, GS-1932, GS-2632, GS-3232, GS-2646, GS-3246, GS-4046, GS-4655.

blocking fault

LCON ECM Fault: ECM Setup.

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

Effect on the machine: Lifting/Lowering disabled.

Possible causes

  • Motor setup is required.
  • Incorrect sequence in application of Keyswitch, Interlock, Direction, or Throttle.
  • Faulty wiring, crimps or switches at KSI, interlock, Direction, or Throttle.
  • Moisture in above-noted digital input switches causing invalid (real) On/Off state.
  • Changing a safety-based parameter when interlock is ON.
  • Internal controller fault.
  • PDO Map has too many data bytes assigned or has objects mapped that are not compatible.
  • Parameter value detected outside of the limits.
  • Incorrect position feedback type choosen for motor technology in use.
  • Dual drive is enabled in torque mode.
  • Dual drive enabled on only one controller.
  • A Driver Output is used for two or more functions.
  • Mistuned Dual Drive CAN parameters.
  • Conflicting CAN Node Ids for Dual Drive.

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: Genie Service and Repair Manual GS-30/32/46/47 (Part No. 1272217GT), Fault 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 C090 not go away?

RK Rental services Genie 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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