Poussin (07 models) instrument row insert pin definition ffice:

1# Headlight on indicator

2# unknown

3# EPC indicator

4# Water temperature meter indicator

5# Oil gauge indicator light

6# Headlight switch power supply terminal +12V (when the headlight is turned on, this pin is powered on, and the instrument lighting system is powered on)

7# Left flash lamp (left arrow)

8# unknown

9# Right flash (right arrow)

10# Battery power supply terminal +12V (used for small odometer and clock power supply)

11# unknown

12# Grounding terminal (grounding)

13# Gasoline indicator light

14# unknown

15# unknown

16# unknown

17# empty

18# unknown

19# empty

20# unknown

21# ACC power supply terminal +12V (used to initialize the status of each instrument)

22# empty

23# Rear window defogging indicator

24# Trunk indicator light (negative trigger)

25# unknown

26# unknown

27# empty

28# unknown

Please note: this is the old one, not the new one.