Lancer L4-2.0L (4B11) (2008)
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2. Connect scan tool MB991958 to the data link connector.
3. Turn the ignition switch to the "ON" position.
4. Diagnose CAN bus lines, and check if the scan tool MB991958 screen is as shown in the figure.
OK: The display of the scan tool MB991958 is as shown in the figure.
Q: Does scan tool MB991958 screen correspond to the illustration?
YES : Repair the wiring harness between TCM connector C-41 and joint connector (CAN3) C-124.
NO : Check TCM connector C-41, and repair if necessary. If the TCM connector is in good condition, replace the TCM.
Diagnostic Item 5
DIAGNOSTIC ITEM 5: Diagnose shorts in the power supply to CAN-C bus line.
