STEP 8. Recheck for diagnostic trouble code.
(1) Turn the power supply mode of the engine switch to OFF.
(2) Turn the power supply mode of the engine switch to ON.
(3) Check if the DTC is set.
(4) Turn the power supply mode of the engine switch to OFF.
Is the DTC C1912, C1922, C1932 or C1942 set?
Replace the KOS-ECU and register the ID codes (Refer to ). Then go to Step 9. The procedure is complete.