SWS -Troubleshooting54B-47
Inspection Procedure P-10
Driver’s door switch signal is not sent to the ETACS-ECU.Probable cause
Door switches signal is not sent to the ETACS-ECU.
The driver’s door switch is used to operate the following functions. If the signal
fails, these devices will not work normally.
DLight reminder warning buzzer function
DForgotten key prevention function
DPower window timer function
DIgnition key hole illumination lamp
DHeadlamp automatic shutdown function
The door switches is used to operate the following devices. If the signal fails,
these devices will not work normally.
DKeyless entry system
DRoom lamp dimming functionDMalfunction of driver’s, front passenger’s, rear or
back door switch
DMalfunction of ETACS-ECU
DMalfunction of harness wire or connector
OK
NG
Repair
OK
NG
Repair
OK
Replace the ETACS-
ECU.
NG
Repair
NG
Check the harness wire between door switch and ETACS-ECU.
OKCheck trouble symptoms.
Check the following connectors :
Front L.H. door: F-20, D-26, D-218, D-224
Front R.H. door: F-03, D-124, D-209, D-224
Rear L.H. door: F-14, D-26, D-218, D-224
Rear R.H. door: F-10, D-124, D-209, D-224
Back door: G-03, D-26, D-218, D-224
Check the following connectors :
Front L.H. door: F-20, D-26, D-209, D-224
Front R.H. door: F-03, D-219, D-224
Rear L.H. door: F-14, D-26, D-209, D-224
Rear R.H. door: F-10, D-219, D-224
Back door: G-03, D-26, D-209, D-224
Check the installation of the door switch to the vehicle body.
Check the door switch. (Refer to GROUP 42 – Door or GROUP
42 - Back Door.)NG
Replace
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SWS -Troubleshooting54B-49
Inspection Procedure P-13
Column switch:
D
Tail lamp switch signal is not sent to the ETACS-ECU.
D
Headlamp switch signal is not sent to the ETACS-ECU.
D
Dimmer switch signal is not sent to the ETACS-ECU.
D
Passing switch signal is not sent to the ETACS-ECU.
D
Turn-signal lamp switch signal is not sent to the
ETACS-ECU.
D
Headlamp washer switch is not sent to the ETACS-ECU.
Probable cause
The column switch (lighting switch) is used to operate the following systems or
functions. If the signal fails, these systems or function will not work normally.
DHeadlamp washer
DHeadlamp, tail lamp
DTurn-signal lamp
DFront fog lamp
DRear foglampDMalfunction of column switch
DMalfunction of ETACS-ECU
NG
Replace the ETACS-ECU.
Ye sCarry out troubleshooting while referring to the Diagnosis Code
Chart on P.54B-9.
Check trouble symptoms.
No
Replace the column switch (lighting switch).
OK
Replace the column switch (wiper and washer switch).
No
Check the column switch (lighting switch and switch body). (Refer
to GROUP 54A - Column Switch.)NG
Replace
Is a diagnosis code output when the ignition switch is at the
OFF (LOCK) position?
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