Toyota 62-8FDU15, Repair Manual

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8-168 8 TROUBLESHOOTING
Control type
Phenomenon on
vehicle Malfunction area
and mode
Checking method Corrective action
Active control rear
stabilizer
Swing lock continu-
ally activates while
traveling and mater-
ial handling opera-
tions, or swing lock
activates frequently.
▪ Lock cylinder
unit:
Lock stuck (in-
ternal damage)
Check the locked
status with an active
test.
Replace
▪ Swing lock
solenoid line
(SWN+, SWN-):
Disconnection
fault (Harness,
connector)
▪ Solenoid ground
line (E01, E02):
Disconnection
fault (Harness,
connector)
Check the locked
status with an active
test.
Harness check or re-
place solenoid
▪ Load sensor
unit:
Sensor defect
▪ Load sensor line
(Power supply,
signal, ground):
Disconnection
fault (Harness,
connector)
Short or leak
fault (Harness,
connector)
Load sensor voltage
check:
Peform lift relief and
check that the
voltage rises.
If there is no
change, perform an
installation check or
replace the sensor.
▪ Lifting height
switch unit
(2200H):
Disconnection
fault (internal
damage, stuck)
ON/OFF check with
analyzer Harness check or re-
place switch
▪ Yaw rate sensor
unit:
Reduced sensit-
ivity, voltage
stuck (Internal
damage)
Yaw rate sensor
voltage check:
Check that the
voltage is approxim-
ately 2.5 V when the
vehicle is stopped.
Installation check or
replace sensor
▪ SAS/OPS con-
troller:
Controller defect
- Replace