Report this forum post

Status Code
-90
Description
Traction motor temperature too high.
Cause Of Status Indication
This Status Code will be indicated when
the voltage at terminal PA3 of the
hydraulic pump control card is at zero
volts.
Memory Recall
No
Circuit
Traction and
Hydraulic Pump
Indication of Fault
Status Code is indicated as a flashing number on the
instrument panel display. The lift truck speed will be
reduced when either the hydraulic pump motor or the
traction motor are too hot.
Possible Cause
Traction motor is too hot. Temperature sensor has
closed to battery negative..
Permit traction motor to cool.
Other causes.
PA 3 has a short-circuit to battery negative.
There is a short-circuit in the sensor wires.
There is a short-circuit or other malfunction in the
sensor.
PA3
ORN/PNK
A2
A1
ARMATURE
TEMPERATURE SWITCH
TRACTION MOTOR
PA5 PA4
NEGATIVE
GRN/PPL
BLK BLK
DK BLU/PNK
Status Code
-91
Description
Hydraulic pump motor temperature is too high.
Cause Of Status Indicatio
  • Posted 20 Aug 2021 00:56
  • By Fishmech
  • joined 12 Jul'17 - 370 messages
  • Virginia, United States
The hard to do we do right away. The impossible just takes a little longer.

This is ONLY to be used to report flooding, spam, advertising and problematic (harassing, abusive or crude) posts.

Indicates mandatory field
Ncn 110TH
Ncn 110TH 2015
Balling, Denmark
Used - Sale
Taylor TT300
Morgantown, Pennsylvania, United States
Used - Sale & Hire
Global Industry News
edition #1255 - 6 November 2025
In this week’s Forkliftaction News , Hyster-Yale says it is reducing production because of “softer demand” as it reports revenue for Q3 was USD979 million, a drop both year-on-year and quarter-on-quarter... Continue reading
Upcoming industry events …
February 5-7, 2026 - Mumbai, India
April 14-16, 2026 - São Paulo, Brazil
June 9-11, 2026 - Johannesburg, South Africa
Fact of the week
In Germany, the 9th of November is sometimes called Schicksalstag, the "Day of Fate" because it has been the day for several major historical events, including the horrors of Kristallnacht in 1938 and the fall of the Berlin Wall in 1989.
Fact of the week
In Germany, the 9th of November is sometimes called Schicksalstag, the "Day of Fate" because it has been the day for several major historical events, including the horrors of Kristallnacht in 1938 and the fall of the Berlin Wall in 1989.