Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMITSUBISHI2009LANCER L4-2.4L (4B12)REPAIR AND DIAGNOSISBRAKES AND TRACTION CONTROLANTILOCK BRAKES / TRACTION CONTROL SYSTEMSTESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESANTI-LOCK BRAKING SYSTEM (ABS)ACTUATOR TEST REFERENCE TABLE
2009 Mitsubishi Lancer L4-2.4L (4B12)
Actuator Test Reference Table
2009 Mitsubishi Lancer L4-2.4L (4B12)SECTION Actuator Test Reference Table
ACTUATOR TEST REFERENCE TABLE
Using scan tool, the following actuators can be forcibly operated:
NOTE:
^ ABS is operated by ABS-ECU.
^ When ABS-ECU is disabled due to the fail-safe function, the actuator test cannot be performed.
^ The actuator test can be performed only when the vehicle is stationary.
^ While the actuator test is performed, the ABS warning light flashes at a rate of 2 Hz.
^ After the actuator test has been performed, the brake warning light and ABS warning light illuminate until the ignition switch is turned to ON again or the communication between scan tool and ABS-ECU is terminated.
Actuator test specifications
Operation pattern of items 01 to 04
Using scan tool, the following actuators can be forcibly operated:
NOTE:
^ ABS is operated by ABS-ECU.
^ When ABS-ECU is disabled due to the fail-safe function, the actuator test cannot be performed.
^ The actuator test can be performed only when the vehicle is stationary.
^ While the actuator test is performed, the ABS warning light flashes at a rate of 2 Hz.
^ After the actuator test has been performed, the brake warning light and ABS warning light illuminate until the ignition switch is turned to ON again or the communication between scan tool and ABS-ECU is terminated.
Actuator test specifications
Operation pattern of items 01 to 04
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.