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DIAGNOSIS TSB Revision ACTIVE STABILITY CONTROL SYSTEM (ASC) 35C-187 STEP 3. Check whether the DTC is reset. YES : Return to Step 1. DTC C2003: Control parameter not implement CAUTION • If there is any problem in the CAN bus lines, an incor- rect diagnostic trouble code may be set. Prior to this − CAN Bus Line Diagnostic Flow • If diagnostic trouble code No.C2003 is set in ASC-ECU, always diagnose the CAN bus line. If there is any fault • Before replacing the ECU, ensure that the communica- tion circuit is normal. • When diagnostic trouble code C2003 is set in ASC-ECU, the diagnostic trouble code may also be set • When the hydraulic unit (integrated with ASC-ECU) is replaced, always carry out the calibration of the steer-
and . DTC SET CONDITIONS ASC-ECU communicates with ETACS-ECU via CAN bus lines. . PROBABLE CAUSES • ETACS-ECU or ASC-ECU which was equipped with other vehicle is used. • Faulty installation of ETACS-ECU or ASC-ECU • Faulty ETACS-ECU coding • Malfunction of ETACS-ECU • ASC-ECU malfunction DIAGNOSIS Required Special Tools: • MB991958: Scan Tool (M.U.T.-III Sub Assembly) • MB991824: Vehicle Communication Interface (V.C.I.) |