Lancer Sportback L4-2.4L (4B12) (2010)
connector. Repair the wiring harness as necessary. Check that the input signal of ignition switch (IG1) is normal.
STEP 5. Using scan tool MB991958, check data list.
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Ignition switch: ON
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: Ignition System/Sensors and Switches -
Ignition System/Ignition Switch/Testing and Inspection/Symptom Related Diagnostic Procedures/Symptom Procedures/Inspection Procedure 2
Inspection Procedure 3
Inspection Procedure 3: ETACS-ECU does not receive any signal from the key reminder switch.