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Chapter 2 Troubleshooting
FIP-1.78 077-301: IOT Side Cover Open
Step Check
Remedy
Yes No
Possible causative parts:
COVER WINDOW TNR AIO (PL1.1.7)
SWITCH (PL5.1.9)
HARN ASSY SIDE SW (PL5.1.27)
PWBA MCU (PL8.3.6)
1
Checking the COVER WINDOW TNR AIO (Side Cover) for
shape.
Are there any damages on the COVER WINDOW TNR
AIO?
Replace the KIT
COVER WINDOW
TNR AIO. (Refer
to REP1.6.)
Go to step 2.
2
Checking the COVER WINDOW TNR AIO for latching.
Open and close the COVER ASSY WINDOW TRN.
Is the COVER WINDOW TNR AIO latched correctly?
Go to step 3.
Replace the KIT
COVER WINDOW
TNR AIO. (Refer
to REP1.6.)
3
Checking the Side R Switch (SWITCH) for operation.
Does the number on the screen increase by one, when the
COVER ASSY WINDOW TRN is closed and opened?
Checked by [Digital Input] - [Side Switch] in [IOT Diag] of
diagnosis.
Replace the KIT
PWBA MCU.
(Refer to
REP8.10.)
Go to step 4.
4
Checking the HARN ASSY SIDE SW for continuity.
Disconnect J29 from the PWBA MCU.
Disconnect J291 from the SIDE R SWITCH.
Is each cable of J29 <=> J291 continuous?
Go to step 5.
Replace the
HARN ASSY
SIDE SW.
5
Checking after replacing the Side R Switch (SWITCH).
Replace the Side R Switch (SWITCH). (Refer to REP1.11.)
Does the error still occur when the power is turned OFF and
ON?
Replace the KIT
PWBA MCU.
(Refer to
REP8.10.)
End of work.
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