Code No.B16A6 Hazard Warning Lamp Blown Fuse

DIAGNOSTIC FUNCTION

When the hazard warning lamp fuse is blown, the ETACS-ECU sets the diagnosis code No. B16A6.

JUDGMENT CRITERIA

With the ADC diagnosis code not set, when the blown fuse of hazard warning lamp is detected three times consecutively, the ETACS-ECU sets the diagnosis code No. B16A3.

PROBABLE CAUSES

Damaged harness wires and connectors
Malfunction of the ETACS-ECU

DIAGNOSIS PROCEDURE

STEP 1. Fuse check

Check if the turn-signal lamp fuse is normal.

Q. Is the check result normal?

Go to Step 2.

Replace the turn-signal lamp fuse.

STEP 2. Check whether the diagnosis code is reset.

(1)Erase the diagnosis code.

(2)Turn the ignition switch from "LOCK" (OFF) position to "ON" position.

(3)Check if diagnosis code is set.

Q. Is the diagnosis code set?

Replace the ETACS-ECU.

The diagnosis is complete.