ON-BOARD DIAGNOSTIC (OBD) SYSTEM OUTLINE [5R55S]


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•  The OBD system has the following functions:
―  Malfunction detection function: Detects malfunctions of the input/output devices and system components of the AT.
―  Fail-safe function: Fixes the output device function and input value of the sensors/switches to ensure minimum vehicle driveability when a malfunction is detected.
―  Memory function: Stores the DTC when a malfunction is detected.
―  PID data monitored function: Monitors the input/output signal and calculated value of the TCM, and sends the monitoring data to the IDS/PDS.
―  Simulation function: Allows override operation of simulation items for input/output system parts preset in the TCM.