Without Scan Tool
CLEAR DTC (USING SST CHECK WIRE)a. Turn the engine switch off.
b. Using SST, connect terminals 13 (TC) and 4 (CG) of the DLC3.
SST 09843-18040
c. Turn the engine switch on (IG), and depress the brake pedal 8 times or more within 5 seconds.(Make sure the stop light switch turns ON and OFF for each depression of the brake pedal.)
d. Check that the "HEIGHT HIGH" indicator light is outputting a normal code.
NOTE: If the code was not erased, repeat all of the procedures above.
e. Turn the engine switch off and remove SST from the DLC3.