SWS ± Troubleshooting
54B-7
Input signal Buzzer operation condition
Column switch
Tail lamp switch Turned the lighting switch from OFF to tail lamp
position
Headlamp switch Turn the lighting switch from tail lamp position to
headlamp position
Dimmer switch
Turned from OFF to ON
Passing switch
Turn-signal lamp switch
Windshield mist wiper switch
Windshield intermittent wiper switch
Windshield low-speed wiper switch
Windshield high-speed wiper switch
Windshield intermittent wiper interval adjusting
knob <vehicles with variable windshield inter-
mittent wiper>
Rotate the windshield intermittent wiper interval
adjusting knob from FAST to SLOW when the
ignition switch is at ON position (The ETACS-
ECU sends a signal around the medium knob
position)
Windshield washer switch
Turned from OFF to ON
Rear wiper switch
Rear washer switch
Headlamp washer switch <vehicles with head-
lamp washer>
Power window
main switch
Any switch <vehicles with power window>
Transmitter Any switch <vehicles with keyless entry
system>
Multi-center dis-
play
Any switch <vehicles with multi-center display>
DIAGNOSIS CODE CHART
Code No. Diagnosis item Reference page
11 Failure concerning the ETACS-ECU 54B-8
12 Failure concerning the column switch or improper connecting with the ETACS-ECU 54B-8
13 Failure concerning the front-ECU 54B-9
21 Short circuit in communication line 54B-10
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