This instruction show you guide on how to use Launch X431 to code “Coming Home Time” for Volkswagen Passat 2012.
What You Need?
Launch X431 V Pro
The ignition switch is on.
Battery voltage is kept above 12V.
The WIFI is good, otherwise, poor signal may cause diagnostic fault.
1. Choose Shanghai VW or a later version.
2. Choose System Selection.
3. Choose “09 Electric central electronic devices”.
4. The ECU information of 09 Electric central electronic devices is displayed.
5. Choose “10 Adaptation”. Then Channel adjustment matching
8. The following values are displayed.
9. Here, increasing 2s is taken as an example. Click Value+ twice. The following values are displayed.