Toyota 8FGU15 Repair Manual

8-1698 TROUBLESHOOTING
Control type
Phenomenon on
vehicle
Malfunction area
and mode
Checking method Corrective action
Active mast function
control
Forward tilt auto-
matic fork leveling
does not stop. (Con-
tinues to tilt to the
forward most tilt pos-
ition without stop-
ping at the level pos-
ition)
▪ Tilt angle sensor
unit:
Sensor defect
▪ Tilt angle sensor
installation:
Link, installation
part destroyed,
damaged
Tilt angle sensor
voltage check:
Tilt to forward and
backward tilt posi-
tions and check the
voltage change.
If there is no
change, perform an
installation check or
replace the sensor.
▪ Horizontal
matching value
for tilt angle
sensor:
Does not match
actual status (re-
match)
-
Follow matching pro-
cedure to rematch.
▪ Automatic fork
leveling switch
unit:
Open fault (in-
ternal damage)
▪ Automatic fork
leveling switch
detection mech-
anism (mini
lever, joystick
lever):
Detection part
gap adjustment
defect
▪ Automatic fork
leveling switch
line (Power sup-
ply, signal,
ground):
Disconnection
fault (Harness,
connector)
ON/OFF check with
analyzer.
Harness check or re-
place switch
▪ C/V tilt control
valve:
Stuck (internal
damage)
Turn the tilt solenoid
OFF and operate to
forward tilt using an
active test.
If forward tilt can be
performed, replace
the C/V tilt control
valve.
▪ SAS/OPS con-
troller:
Controller defect
- Replace
8

Toyota 8FGU15 Specifications

General

Model	8FGU15
Category	Forklifts
Engine Type	Internal Combustion
Load Capacity	3000 lbs
Lift Height	189 inches
Tire Type	Pneumatic
Engine	Toyota 4Y
Power Source	Gasoline