Using scan tool (M.U.T.-IIISE), read the DTC again.
Check again if DTC B1E12 is set in the ETACS-ECU.(1) caution | To prevent damage to scan tool (M.U.T.-IIISE), always turn the ignition switch to the "LOCK" (OFF) position before connecting or disconnecting scan tool (M.U.T.-IIISE). |
Connect scan tool (M.U.T.-IIISE). Refer to "How to connect the Scan Tool (M.U.T.-IIISE)
."
(2) Erase the DTC.
(3) Turn on the headlight (Low-beam).
(4) On completion, check that the DTC is not set again.
Is the DTC set?
Carry out the troubleshooting for DTC B1E12. On completion, replace the ETACS-ECU when it has not been replaced as the troubleshooting process for DTC B1E12. This is because DTC B1E16 cannot be erased. Replace the ETACS-ECU.