Throttle Hold Solenoid Short To Battery; Throttle Hold Solenoid Short To Ground - JLG T350 Troubleshooting Manual

SECTION 2 - TROUBLESHOOTING BY FAULT MESSAGES

2.159 THROTTLE HOLD SOLENOID SHORT TO BATTERY

Distress Lamp: 9
Ground module feedback shows that the Engine Throttle Hold digital output may be shorted to battery or other function.
ENGINE POWERED MACHINES ONLY
Functions Disabled (Engine Powered Machines Only): Engine Throttle Hold
Step Pretest Instructions
2.159.1 Run system test
2.159.2 Disconnect solenoid at X097
and isolate wires
2.159.3 Remove wire WHT/YEL 48-3
from X003.11

2.160 THROTTLE HOLD SOLENOID SHORT TO GROUND

Distress Lamp: 9
Ground module feedback shows that the Engine Throttle Hold digital output may be shorted to ground or solenoid may be
defective.
ENGINE POWERED MACHINES ONLY
Functions Disabled (Engine Powered Machines Only): Engine Throttle Hold
Step Pretest Instructions
2.160.1 Disconnect solenoid at X097
and isolate wires
2.160.2 Remove wire WHT/YEL 48-3
from X003.11
2-114
ADE Code: 3-3
Test
Do other functions fail sys-
tem test?
Rerun System Test
Rerun System Test
ADE Code: 3-3
Test
Rerun System Test
Rerun System Test
T350 T500J
Result
Yes
No
Analyzer Message "THROTTLE
HOLD SOLENOID OPEN CIR-
CUIT"
Analyzer Message "THROTTLE
HOLD SOLENOID SHORT TO
BATTERY"
Analyzer Message "THROTTLE
HOLD SOLENOID OPEN CIR-
CUIT"
Analyzer Message "THROTTLE
HOLD SOLENOID SHORT TO
BATTERY"
Result
Analyzer Message "THROTTLE
HOLD SOLENOID OPEN CIR-
CUIT"
Analyzer Message "THROTTLE
HOLD SOLENOID SHORT TO
GROUND"
Analyzer Message "THROTTLE
HOLD SOLENOID OPEN CIR-
CUIT"
Analyzer Message "THROTTLE
HOLD SOLENOID SHORT TO
GROUND"
Corrective Action
Possible Cause: 4.1.15, 4.1.1, other-
wise go to step 2.159.2
Go to step 2.159.2
Replace solenoid
Go to step 2.159.3
Wire WHT/YEL 48-3 shorted to bat-
tery. Repair or replace
Possible Cause: 4.1.10
Corrective Action
Repair/Replace solenoid
Go to step 2.160.2
Wire WHT/YEL 48-3 shorted to
ground. Repair or replace
Possible Cause: 4.1.10
3121203