TM 10-3930-675-24-1
TOPHANDLER LEVELING TROUBLESHOOTING - CONTINUED
0044 00
Table 3. Error Code 240 - Tophandler Leveling Locking
Control, Wiring Circuit Failure Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 240 - Tophandler Leveling Locking 1.
Check wires and connectors at a.
Repair or
replace connectors
Control, Wiring Circuit Failure.
leveling floatlock control
(WP 0113 00).
valve mounted at the right of b. Replace damaged wiring
the tophandler control valve
harnesses to solenoids wiring
harness (WP 0221 00).
and tophandler junction box
for damage.
2. Enter DIAG ATTACHMENT If no INPUT mA values display,
15(16) in the diagnostic menu. continue with troubleshooting
Activate the leveling floatlock procedure.
DIAG ATTACHMENT 15(16)
ACTIVE OUTPUT/INPUT
function.
OSC.
24.00V 900mA
3. Disconnect connector 6034-1 a. If no voltage (20 to 24V) is
TILT
24.00V 900mA
and
6034-2
from
the
tophandler leveling floatlock
wires 188N and 188P, 189N,
ON and check voltage (20 to b. If voltage (20 to 24V) found,
24V) between both pins of the
connector.
Check
both
6034-2
solenoids.
The
connectors.
solenoids should be 40 to 50
Ohms.
replace leveling floatlock
control valve (WP 0263 00).
d. Replace X188 or X189 wiring
harness to solenoids wiring
harness (WP 0221 00).
4. Disconnect connector X188 a. If no voltage (20 to 24V) is
and X189 from the tophandler
junction box. Turn the ignition
wires
A3018A
through
ON. Check voltage (20 to 24V)
A3018I, A189P, and A188P
at the mounted part of the
(0048 00-26).
connector between pins N and b. Repair or replace damaged
P. Check both connectors.
wires or connectors (WP 0113
00).
5. Disconnect
ECU
(791) a. Repair or replace damaged
connector 2. Inspect ECU and
connector (WP 0113 00).
connector pins for damage.
b. Replace ECU (791) (WP 0077
00).
NOTE
Multiple error codes associated with a common connec-
tor on ECU (791) may be the result of a short to ground
in the harness for the common solenoid voltage. (See
WP 0005 00
for troubleshooting multiple error codes.)
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