Description of On-Board Diagnostics
DIAGNOSIS SYSTEMECM controls the function of cruise control on this vehicle. Data of the cruise control or DTC can be read from DLC3 of the vehicle. When a trouble occurs on cruise control, check CRUISE MAIN indicator does not come on but DTC inspection is performed.
Therefore when there seems to be a trouble on cruise control, use hand-held tester or SST to check and troubleshoot it.