Drive Right Forward Solenoid Short To Ground; Drive Right Reverse Solenoid Open Circuit - JLG T350 Troubleshooting Manual

2.36 DRIVE RIGHT FORWARD SOLENOID SHORT TO GROUND

Distress Lamp: 9
Drive module feedback shows that the drive right forward digital output may be shorted to ground or the relay may be defec-
tive.
DRIVE OPTION MACHINES ONLY
Functions Disabled (Drive Option Machines Only): Drive Right Forward
Step Pretest Instructions
2.36.1 Disconnect solenoid at X068
and isolate wires
2.36.2 Remove wire WHT/YEL 48-4
from X074.9

2.37 DRIVE RIGHT REVERSE SOLENOID OPEN CIRCUIT

Distress Lamp: 9
Drive module feedback shows that the Drive Right Reverse Valve PWM output may be disconnected or the solenoid may be
defective.
DRIVE OPTION MACHINES ONLY
Functions Disabled (Drive Option Machines Only): Drive Right Reverse
Step Pretest Instructions
2.37.1 Run system test
2.37.2 Short X070.1.soc to
X070.2.soc
2.37.3 Replace X074.10 with a
jumper to X074.2
3121203
SECTION 2 - TROUBLESHOOTING BY FAULT MESSAGES
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 "DRV RIGHT
FWD VALVE OPEN CIRCUIT"
Analyzer Message "DRV RIGHT
FWD VALVE SHORT TO
GROUND"
Analyzer Message "DRV RIGHT
FWD VALVE OPEN CIRCUIT"
Analyzer Message "DRV RIGHT
FWD VALVE SHORT TO
GROUND"
Result
Yes
No
Analyzer Message "DRV RIGHT
REV VALVE SHORT TO GROUND"
Analyzer Message "DRV RIGHT
REV VALVE OPEN CIRCUIT"
Analyzer Message "DRV RIGHT
REV VALVE SHORT TO GROUND"
Analyzer Message "DRV RIGHT
REV VALVE OPEN CIRCUIT"
Corrective Action
Repair/Replace solenoid
Go to step 2.36.2
Wire WHT/YEL 48-4 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 2.37.2
Go to step 2.37.2
Replace solenoid and/or connector
Go to step 2.37.3
Wire Orn 8-2 broken. Repair or replace
Possible Cause: 4.1.10
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