How to Repair the Abnormal Noise Chime Bell During Driving

How to Repair the Abnormal Noise Chime Bell During Driving.
Model: Hyundai Azera (TG)

Year Model: 2008

Fuel : Gasoline

Displacement:3300cc

Subject: Abnormal Noise During Driving – Chime bell

1) Condition

1. Abnormal noise comes from the chime bell during driving.

2) Cause

1. Malfunction of ETACSCM.

3) Diagnosis

1. Check the waveforms of the door warning buzzer – Abnormal signal.
2. Inspect the M34 connector #1 terminal signal using GDS oscilloscope – Abnormal waveform(Control line).
3. Replace the ETACS then test the problem gone

4) Parts Replace

1. Replace the ETACS Assembly.

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