DTC 21

DTC No. 21 / 22: Internal Error of Keyless Start Control Module (EEPROM Reading Error) / (EEPROM Writing Error)

DTC Detecting Condition and Trouble Area






DTC Confirmation Procedure

1) Clear DTC referring to DTC Clearance DTC Clearance.
2) Turn ignition knob switch pushing ignition knob switch.
3) Push request switch of each door.
4) Check DTC referring to DTC Check DTC Check.

DTC Troubleshooting

Substitute a known-good keyless start control module and recheck.