Clearing Diagnostic Trouble Codes

NOTE: This is the only information provided by the manufacturer for clearing trouble codes for this system.

DTC CLEARANCE (Not using diagnosis check wire)
When the ignition switch is turned off, the diagnostic trouble code is cleared.

HINT:
DTC might not be cleared by turning the ignition switch OFF.
In this case, proceed to the next step.

DTC CLEARANCE (Using diagnosis check wire)
a. Using SST, connect the terminals Tc and CG of the DLC3.
SST 09843-18040

b. Turn the ignition switch to ON and wait for approx. 6 seconds.

c. The SRS warning light lights up 2 to 4 sec later. Within 1 to 5 sec. after that, ground terminal Tc of the DLC3.
d. The SRS warning light goes off 2 to 4 sec. after grounding terminal Tc. Within 1 to 5 sec. after that, release ground from terminal Tc again.
e. The SRS warning light lights up again 2 to 4 sec. later. Within 1 to 5 sec. after that, ground terminal To of the DLC3 again.
f. The SRS warning light goes off 2 to 4 sec. later. Within 1 sec. after that, normal code is output indicating that DTC deletion is completed.




If DTCs are to cleared, repeat the above procedure until the codes are cleared.

DTC CLEARANCE (Using LEXUS hand-held tester)




a. Hook up the LEXUS hand-held tester to the DLC3.
b. Clear the DTCs by following the prompts on the tester screen.

HINT: Please refer to the LEXUS hand-held tester operation's manual for further details.