STEP 6. Using scan tool (M.U.T.-III), Check whether the DTC is set again.
Check again if DTC No.B1E1E is set in the ETACS-ECU.(1) Erase the DTC.
(2) Disconnect the front dome light connector.
(3) Turn on the dome light.
(4) Check whether DTC No.B1E1E is set.
(5) Repeat steps (1) to (4) for the rear dome light connector to determine a fault cause.
Is the DTC set?
Replace the ETACS-ECU. Replace a defective light (the front dome light body or the rear dome light body).