Lancer L4-2.4L (4B12) (2009)
Data List Reference Table (Part 6)
Inspection Procedure 1
Inspection Procedure 1: ETACS-ECU does not receive any signal from the ignition switch (ACC).
Ignition Switch (ACC) Input Circuit
TECHNICAL DESCRIPTION (COMMENT)
If there is an error to the ignition switch (ACC) input signal, or the ACC relay inside the ETACS-ECU does not operate, the ignition switch (ACC) signal
is no longer output to the communication line.
TROUBLESHOOTING HINTS
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The ETACS-ECU may be defective
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The ignition switch may be defective
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The wiring harness or connectors may have loose, corroded, or damaged terminals, or terminals pushed back in the connector
DIAGNOSIS
Required Special Tools: