Without Scan Tool
CLEAR MEMORYAfter eliminating problem as per trouble code, clear memory as follows:
Make sure ignition switch is ON (and engine off). Connect one DIAG. terminal on diagnosis connector terminal No.9. While warning light is flashing, contact the other DIAG. terminal on terminal No.3 for at least three seconds. After memory is cleared, normal warning light flashing rate resumes. (Warning light flashes every 0.6 seconds ON-OFF operation).
NOTE: Memory cannot be cleared if any problem exists.