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DIAGNOSIS TSB Revision KEYLESS OPERATION SYSTEM (KOS) 42B-63 STEP 3. Replace the keyless operation key and recheck ), and check whether the DTC is reset. the "ON" position. (2) Check if the DTC is set. YES : Replace KOS-ECU and register the ID codes. (Refer to NO : The procedure is complete. DTC B2402: STL unit comm. (system ID),
DTC B2403: STL unit comm. (CRC),
DTC B2404: STL unit comm. (function code),
DTC B2405: STL unit comm. (rolling code),
DTC B2406: STL unit comm. (PTC operate),
DTC B2407: STL unit comm. (EEPROM),
DTC B2408: STL unit comm. (solenoid) CAUTION • If the DTC B2402, B2403, B2404, B2405, B2406, B2407, or B2408 is set, diagnose the • Whenever the steering lock unit is replaced, ensure that the communication circuit is nor- ACA02753 Key Reminder Switch and KOS-ECU Circuit KOS-ECU KEY AB |