With Impulse Counter Scan Tool

Connect impulse counter scan tool according to connection diagram and follow the steps below. Impulse Counter Scan Tool

Clearing Diagnostic Trouble Code (DTC) Memory [1]
a) Press start button for 2 to 4 seconds (DTC readout appears).
b) Wait 3 seconds, press start button for 6 to 8 seconds, thereby clearing the previously displayed DTC from memory.
c) Each stored DTC must be cleared individually.

[1] Erasing of stored diagnostic trouble codes must begin within 20 seconds of reading the DTC. After 20 seconds, the DTC can no longer be erased. Erasing procedure can be restarted by performing DTC memory readout after the fault is again displayed.