Level Down Solenoid Short To Ground; Level Up Solenoid Open Circuit - JLG T350 Troubleshooting Manual

SECTION 2 - TROUBLESHOOTING BY FAULT MESSAGES

2.100 LEVEL DOWN SOLENOID SHORT TO GROUND

Distress Lamp: 9
Ground module feedback shows that Platform Level Down digital output may be shorted to ground or the solenoid may be
defective
Functions Disabled: Level Down
Step Pretest Instructions
2.100.1 Disconnect solenoid at X081
and isolate wires
2.100.2 Remove wire Pink 26-3-1
from X002.7

2.101 LEVEL UP SOLENOID OPEN CIRCUIT

Distress Lamp: 9
Ground module feedback shows that the Platform Level Up digital output may be disconnected or the solenoid may be
defective.
Functions Disabled: Level Up
Step Pretest Instructions
2.101.1 Run system test
2.101.2 Short X080.1.soc to
X080.2.soc
2.101.3 Replace X002.5 with a jumper
to X002.14
2-88
ADE Code: 3-3
Test
Rerun System Test
Rerun System Test
ADE Code: 3-3
Test
Do other functions fail sys-
tem test?
Rerun System Test
Rerun System Test
T350 T500J
Result
Analyzer Message "LEVEL
DOWN VALVE SHORT TO
GROUND"
Analyzer Message "LEVEL
DOWN VALVE OPEN CIRCUIT"
Analyzer Message "LEVEL
DOWN VALVE OPEN CIRCUIT"
Analyzer Message "LEVEL
DOWN VALVE SHORT TO
GROUND"
Result
Yes
No
Analyzer Message "LEVEL UP
VALVE SHORT TO GROUND"
Analyzer Message "LEVEL UP
VALVE OPEN CIRCUIT"
Analyzer Message "LEVEL UP
VALVE SHORT TO GROUND"
Analyzer Message "LEVEL UP
VALVE OPEN CIRCUIT"
Corrective Action
Repair/Replace solenoid
Go to step 2.100.2
Wire Pink 26-3-1 or Pink 26-3 shorted
to ground. Repair or replace
Possible Cause: 4.1.10
Corrective Action
Possible Cause: Black ground wire
broken, 4.1.1, otherwise go to step
2.101.2
Go to step 2.101.2
Replace solenoid and/or connector
Go to step 2.101.3
Wire Pink 25-3-1 or Pink 25-3 broken.
Repair or replace
Possible Cause: 4.1.10
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