7  –    6 Repair  Manual  RRE140/160/180/200/250  ©  BT
Troubleshooting
Service diagnostics menu
T-code Valid from serial number Date Publication No.
815, 816 6051502 2008-08-21 261828-040
State 4 – Digital input signals to MCU
State 4 displays 25 digital input signals to the MCU.
No. MCU signal
1
DI1 X130:10 Cabin tilt, upper position
2
DI2 X130:24 Cabin tilt, lower position
3
DI3 X130:38 Reach movement, position 1
4
DI4 X130:11 Reach movement, position 2
5
DI5 X130:25 Steering angle, 180 degrees
6
DI6 X130:39 Mast lowering mode A
7
DI7 X130:12 Main lift height A (with height indicator)/ 
Mast near bottom position (without 
height indicator)
8
DI8 X130:26 Main lift height B
9
DI9 X130:40 Free lift height A
10
DI10 X130:13 Free lift height B
11
DI11 X130:27 Mast lowering mode B
12
DI12 X130:41 Seat switch
13
DI13 X131:2 Forks below 1 m (with height indicator)/
Forks near top of mast (without height 
indicator)
14
DI14 X131:16 Travel direction pedal, drive wheel 
direction
15
DI15 X131:30 Travel direction pedal, fork direction
16
DI16 X131:3 Free
17
DI17 X131:17 Speed limitation 1
18
DI18 X131:31 Speed limitation 2
19
DI19 X131:4 Speed limitation 3
20
DI20 X131:18 Sideshift, left
21
DI21 X131:32 Sideshift, right
22
DI22 X131:5 Emergency stop (ESO)
23
DI23 X131:19 Key (option)
24
DI24 X131:33 (production test)
25
DI25 X131:6  Key signal in