Toyota 62-8FDU15, Руководство по ремонту

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8-181 8 TROUBLESHOOTING
Control type
Phenomenon on
vehicle Malfunction area
and mode
Checking method Corrective action
OPS
For cowl lever
vehicles:
Cannot perform
backward tilt.
▪ Backward tilt
switch unit:
Open fault
(Switch mounted
incorrectly, in-
ternal damage,
stuck)
▪ Backward tilt
switch line:
Disconnection
fault (Harness,
connector)
▪ Switch ground
line:
Disconnection
fault (Harness,
connector)
ON/OFF check with
analyzer Harness check or re-
place switch
▪ C/V backward tilt
lock valve:
Stuck (internal
damage)
Turn the backward
tilt lock solenoid ON
and operate to back-
ward tilt using an
active test. If backward tilt can-
not be performed,
replace the C/V
backward tilt lock
valve.
▪ Seat switch unit:
Open fault (in-
ternal damage)
▪ Seat switch line
(Signal, ground):
Disconnection
fault
(Harness, con-
nector)
ON/OFF check with
analyzer Harness check or re-
place switch
Cannot perform ma-
terial handling ex-
cept for lift lower.
▪ C/V unload
valve:
Stuck (internal
damage)
For cowl lever
vehicles:
Turn the unload
valve solenoid OFF
and perform raising
operation using an
active test.
For mini lever, joy-
stick lever vehicles:
Turn the unload
valve solenoid ON
and perform raising
operation using an
active test.
If raising cannot be
performed, replace
the C/V unload
valve.
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