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1- Understand the problem
Ask the customer details about the complaint and its occurrence conditions
1. What is the problem (phenomenon description)
2. When did the problem start (i.e. after pairing new phone, after update,
always present...)
3. When does the problem occur (i.e. at vehicle start, when driving,
random, certain area, specific operation, ...)
4. Details count (i.e. brand and model of paired phone, size USB memory...)
Top page
How to access the Service Menu
How to check DTC codes
How to Identify T2wG and Device
How to access the Repair Manual
How to install latest softwares
ID
NG Techdoc
Unknown issue
DA
DA & Ext. Box
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