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EC-52 < SYSTEM DESCRIPTION > [QR25DE] SYSTEM When a malfunction which causes damage to the catalyst is detected, ECM immediately blinks MIL to alert the driver. BULB CHECK The bulb turns ON after turning ON the ignition switch (engine stop) and turns OFF after restarting the engine. OPERATION AT COMBINATION METER CAN COMMUNICATION CUT-OFF OR UNUSUAL SIG- For the operation for CAN communication blackout in the combination meter, refer to . SYSTEM DIAGRAM SIGNAL PATH • When the lighting conditions of the malfunction indicator lamp (MIL) are satisfied, ECM transmits a malfunc- tion indicator lamp (MIL) signal to the combination meter via CAN communication. • The combination meter turns ON or blinks the malfunction indicator lamp (MIL), according to a signal received from ECM. LIGHTING CONDITION When all of the following conditions are satisfied: • Ignition switch: ON • DTC which influences on exhaust gasses is judged. For DTCs that the malfunction indicator lamp turns ON and the number of DTC diagnosis trips, refer to SHUTOFF CONDITION When any of the following conditions is satisfied: • Ignition switch: OFF • Erase DTC NOTE: For the conditions of erasing DTC, refer to EC-59, "DIAGNOSIS DESCRIPTION : DTC and Freeze Frame SAT652J JSBIA4500GB |