TM 10-3930-675-24-1
TOPHANDLER LEVELING TROUBLESHOOTING - CONTINUED
0044 00
Table 6. Error Code 270 - Tophandler Leveling Left, Open Circuit Failure Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 270 - Tophandler Leveling Left, Open 1. Check wires and connectors at a. Repair or replace connectors
Circuit Failure.
tophandler control valve and
(WP 0113 00).
tophandler junction box for b. Replace damaged wiring
damage.
harness (WP 0221 00).
2. Enter DIAG ATTACHMENT If no INPUT mA values display,
14(16) in the diagnostic menu. continue with troubleshooting
Activate the leveling left procedure.
function.
DIAG ATTACHMENT 14(16)
3. Disconnect connector 6036 a. If no voltage (15 to 18V) is
OSC, RI
from the tophandler leveling
found, check continuity of
OSC, LE
left solenoid. Turn the ignition
wires 189G and 189H (WP
ON and check voltage (15 to
0048 00-27).
18V) between both pins of the b. If voltage (15 to 18V) is found,
connector.
check resistance of 6036
solenoid. Resistance should be
18 to 26 Ohms.
c. Replace open or faulty
solenoid (WP 0171 00).
d. Replace X189 to solenoids
wiring harness (WP 0221 00).
4. Disconnect connector X189 a. If no voltage (15 to 18V) is
from the tophandler junction
found, check continuity of
box. Turn the ignition ON.
wires
A188AA
through
Check voltage (15 to 18V) at
A188AF and A189H (WP
the mounted part of the
0048 00-27).
connector between pins G and b. Repair or replace damaged
H.
wires or connectors (WP 0113
00).
5. Disconnect
ECU
(791) a. Repair or replace damaged
connector 3. 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
0044 00-6
