Lancer Sportback L4-2.4L (4B12) (2010)
OK: Normal condition is displayed.
Q: Is the check result normal?
YES : The trouble can be an intermittent malfunction. (Refer to How to use Troubleshooting/inspection sevice points - How to cope with
Intermittent Malfunction).
NO : Refer to Inspection Procedure 2 "Defective power supply system of the ignition switch" See: Powertrain Management/Ignition
System/Sensors and Switches - Ignition System/Ignition Switch/Testing and Inspection/Symptom Related Diagnostic Procedures/Symptom
Procedures/Inspection Procedure 2
Inspection Procedure 2
Inspection Procedure 2: Malfunction of the ignition switch (IG1) input/output signal
Ignition Switch (IG1) Input Circuit
TECHNICAL DESCRIPTION (COMMENT)
If there is an error to the ignition switch (IG1) input signal, or the IG1 relay inside the ETACS-ECU does not operate, the ignition switch (IG1) signal is
no longer output to the communication line.
TROUBLESHOOTING HINTS
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The ignition switch may be defective
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The ETACS-ECU may be defective
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The fuse 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:
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MB991223: Harness Set
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MB992006: Extra Fine Probe
STEP 1. Check ETACS-ECU connector C-317 for loose, corroded or damaged terminals, or terminals pushed back in the connector.