Telescope Out Solenoid Short To Ground; Throttle Hold Solenoid Open Circuit - JLG T350 Troubleshooting Manual

2.157 TELESCOPE OUT SOLENOID SHORT TO GROUND

Distress Lamp: 9
Telescope Out digital output may be shorted to ground or solenoid may be defective.
Functions Disabled: Telescope Out
Step Pretest Instructions
2.157.1 Disconnect solenoid at X082
2.157.2 Remove wire Brown 14-3-1
from X002.16

2.158 THROTTLE HOLD SOLENOID OPEN CIRCUIT

Distress Lamp: 9
Ground module feedback shows that the Engine Throttle Hold digital output may be disconnected from solenoid or the sole-
noid may be defective.
ENGINE POWERED MACHINES ONLY
Functions Disabled (Engine Powered Machines Only): Engine Throttle Hold
Step Pretest Instructions
2.158.1 Run system test
2.158.2 Disconnect solenoid at X097.
On harness end, short X097
WHT/YEL 48-3 to X097
BLACK wire
2.158.3 Replace X003.11 with a
jumper to X003.3
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 "TELESCOPE
OUT VALVE OPEN CIRCUIT"
Analyzer Message "TELESCOPE
OUT VALVE SHORT TO
GROUND"
Analyzer Message "TELESCOPE
OUT VALVE OPEN CIRCUIT"
Analyzer Message "TELESCOPE
OUT VALVE SHORT TO
GROUND"
Result
Yes
No
Analyzer Message "THROTTLE
HOLD SOLENOID SHORT TO
GROUND"
Analyzer Message "THROTTLE
HOLD SOLENOID OPEN CIR-
CUIT"
Analyzer Message "THROTTLE
HOLD SOLENOID SHORT TO
GROUND"
Analyzer Message "THROTTLE
HOLD SOLENOID OPEN CIR-
CUIT"
Corrective Action
Repair/Replace solenoid
Go to step 2.157.2
Wire Brown 14-3-1 or Brown 14-3
shorted to ground. Repair or replace
Possible Cause: 4.1.10
Corrective Action
Check: 4.1.15, 4.1.1, otherwise go to
step 2.158.2
Go to step 2.158.2
Replace solenoid and/or connector
Go to step 2.158.3
Wire WHT/YEL 48-3 broken. Repair or
replace
Possible Cause: 4.1.10
2-113