Easy To Stall (4Ye Engine Model) - Toyota 8FGU15 Repair Manual

8-160
Control type
Travel and load
handling control
Phenomenon on Malfunction area
vehicle and mode
4YE engine model
(Mini lever or Joy
stick)
Starting is slow
when tilting back-
ward.
4YE engine model
Easy to stall.
Checking method
▪ Load sensor
unit:
Sensor defect
Load sensor voltage
▪ Load sensor line
check:
(Power supply,
signal, ground):
Mount a load,
ground the forks and
Disconnection
check the change in
fault (Harness,
voltage.
connector)
Short or leak
fault (Harness,
connector)
▪ P port pressure
sensor:
: Internal dam-
age
P port pressure
▪ P port pressure
sensor voltage
sensor line
check:
(Power supply,
Mount a load,
signal, ground)
ground the forks and
: Disconnection
check the change in
fault (Harness,
voltage.
connector)
Short or leak
fault (Harness,
connector)
8 TROUBLESHOOTING
Corrective action
If there is no
change, perform a
harness check or re-
place the sensor.
If there is no
change, perform a
harness check or re-
place the sensor.