Service Manual

SECTION 6 - TROUBLESHOOTING
6-12 – JLG Lift – 3121231
FAULT
CODE
PLATFORM
CONSOLE
LEDs
FLASHING
LCD SYMBOL SCREEN LCD TEXT SCREEN
FAULT DESCRIPTION/
MACHINE CONDITION
FOR TROUBLESHOOTING
REFER TO
22 — Horn or Horn Circuit Short
See Table 6-26,
Page 6-27
23 — Horn Disconnected
See Table 6-27,
Page 6-28
24 — Auxiliary #1 Circuit Short
See Table 6-28,
Page 6-28
25 —
Auxiliary #1 Circuit
Disconnected
SeeTable 6-29,
Page 6-29
26 — Auxiliary #2 Circuit Short
See Table 6-30,
Page 6-29
27 —
Auxiliary #2 Circuit
Disconnected
See Table 6-31,
Page 6-30
30 6
Traction Module
No Communication
with Ground Control Module
See Table 6-32,
Page 6-30
31 —
Platform Control Console
No Communication with
Ground Control Module
See Table 6-33,
Page 6-31
32 7
Pump Motor Over Current
LIFT UP Disabled
See Table 6-34,
Page 6-31
33 2
Both PHP Bars UP
DRIVE and Lift UP Disabled
See Table 6-35,
Page 6-32
34 —
P2-Auxiliary #1 - Inhibit
LIFT UP/DOWN and DRIVE
are Disabled
See Table 6-36,
Page 6-32
35 —
P2-Auxiliary #1 - Tie Down
LIFT UP/DOWN and DRIVE
are Disabled
See Table 6-37,
Page 6-32
38 2
2 LEDs/BARS Flashing with
an audible beep.
Platform Lift-UP Function is
Locked Out.
See Page 6-33
Table 6-1. LCD Display - Service Fault Code Conditions
22
22
00000.0
23
23
00000.0
24
24
00000.0
25
25
00000.0
26
26
00000.0
27
27
00000.0
30
30
00000.0
31
31
00000.0
32
32
00000.0
33
33
00000.0
38
38
00000.0