Lancer L4-2.4L (4B12) (2009)
NO [Normal condition is not displayed for item No. 254.] :Troubleshoot the ETACS-ECU. Refer to Inspection Procedure 2 "ETACS-ECU
does not receive any signal from the ignition switch (IG1)". See: Computers and Control Systems/Body Control Module/Testing and
Inspection/Scan Tool Testing and Procedures/Input Signal Procedures/Inspection Procedure 2
NO [Normal condition is not displayed for item No. 256.] :Troubleshoot the ETACS-ECU. Refer to Inspection Procedure 6 "ETACS-ECU
does not receive any signal from the front the front door switch (RH)". See: Computers and Control Systems/Body Control Module/Testing and
Inspection/Scan Tool Testing and Procedures/Input Signal Procedures/Inspection Procedure 6
NO [Normal condition is not displayed for item No. 264.] :Troubleshoot the ETACS-ECU. Refer to Inspection Procedure 3 "ETACS-ECU
does not receive any signal from key reminder switch". See: Computers and Control Systems/Body Control Module/Testing and Inspection/Scan
Tool Testing and Procedures/Input Signal Procedures/Inspection Procedure 3
NO [Normal condition is not displayed for item No. 270, 271.] :Troubleshoot the ETACS-ECU. Refer to Inspection Procedure 4 "ETACS-ECU
does not receive any signal from front door lock actuator". See: Computers and Control Systems/Body Control Module/Testing and
Inspection/Scan Tool Testing and Procedures/Input Signal Procedures/Inspection Procedure 4
STEP 3. Check key reminder switch connector C-213, ETACS-ECU connector C-315 for loose, corroded or damaged terminals, or terminals
pushed back in the connector.
Q: Is key reminder switch connector C-213, ETACS-ECU connector C-315 in good condition?
YES : Go to Step 4.
NO : Repair the damaged parts.
STEP 4. Check the Wiring harness between key reminder switch connector C-213 (terminal No.5) and ETACS-ECU connector C-315 (terminal
No.18).
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Check the input/output line for open circuit and short circuit.
Q: Is the check result normal?
YES : Go to Step 5.
NO : Repair the wiring harness between key reminder switch connector C-213 and ETACS-ECU connector C-315.
STEP 5. Check of ignition key cylinder illumination light bulb.
Q: Is the ignition key cylinder illumination light bulb in good condition?
YES : Go to Step 6.
NO : Replace the bulb of the ignition key cylinder illumination light.
STEP 6. Check the wiring harness between key reminder switch connector C-213 (terminal No.7) and body ground.
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Check the ground line for open circuit.
Q: Is the check result normal?
YES : Go to Step 7.
NO : Repair the wiring harness between key reminder switch connector C-213 and body ground.
STEP 7. Retest the system.
Q: Does the ignition key cylinder illumination light illuminate/extinguish in good condition?
YES : The trouble can be an intermittent malfunction.
NO : Replace the ETACS-ECU.
Inspection Procedure 2
Inspection Procedure 2: Defective power supply system of the ignition switch