Lancer LS L4-2.0L SOHC (2002)
Inspection Procedure L-7
Column Switch: ETACS-ECU does not Receive Any Signal from the Windshield Intermittent Wiper Interval Adjusting Knob
Windshield Intermittent Wiper Interval Adjusting Knob Input Circuit
CIRCUIT OPERATION
The ETACS-ECU calculates the windshield intermittent wiper interval according to the position of the windshield intermittent wiper interval adjusting
knob, which is incorporated in column switch (windshield wiper and washer switch).
TECHNICAL DESCRIPTION (COMMENT)
If the windshield intermittent wiper interval can not be adjusted, the column switch or the ETACS-ECU may be defective.
TROUBLESHOOTING HINTS
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Malfunction of the column switch (windshield wiper and washer switch)
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Malfunction of the ETACS-ECU
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Damaged harness wires or connectors
DIAGNOSIS
Required Special Tools:
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MB991223: Test Harness Set
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MB991502: Scan Tool (MUT-II)
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MB991862: SWS monitor kit