Lancer L4-2.0L (4B11) (2008)
CAUTION: To prevent damage to scan tool MB991958, always turn the ignition switch to the "LOCK" (OFF) position before connecting or
disconnecting scan tool MB991958.
1. Connect scan tool MB991958. Refer to "How to connect the Scan Tool (M.U.T.-III)." See: Reading and Clearing Diagnostic Trouble Codes/Scan
Tool Connecting
2. Turn the ignition switch from "LOCK" (OFF) position to "ON" position.
3. Check if DTC is set.
4. Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is the DTC set?
YES : Troubleshoot the ETACS-ECU. See: Testing and Inspection/Diagnostic Trouble Code Descriptions/ETACS
NO : Go to Step 2.
STEP 2. Column switch check
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Check the continuity for windshield wiper and windshield washer switch. See: Lighting and Horns/Sensors and Switches - Lighting and
Horns/Combination Switch/Testing and Inspection/Component Tests and General Diagnostics/Wiper/Washer Switch Continuity Check
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Check the continuity for column switch (switch body part). See: Lighting and Horns/Sensors and Switches - Lighting and Horns/Combination
Switch/Testing and Inspection/Component Tests and General Diagnostics/Column Switch Continuity Check
Q: Is the check result normal?
YES : The trouble can be an intermittent malfunction (Refer to general (Body and Chassis How to Use Troubleshooting/Inspection Service Points
How to Cope with Intermittent Malfunction).
NO : Replace the column switch.
Malfunction of ETACS-ECU Power Supply Circuit
Malfunction of ETACS-ECU power supply circuit