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Hi All,

I need an advice from those who experience before.

Situation as below.
1.Wira SE 1.5 Siemen VDO Throttle body damage.
2.I replace it with 1.8Siemen VDO Throttlebody (Purchase new from Proton Part Center @ RM556.36)
3.When I install it, the car idling not stable and sometime engine die/off itself.
4.What could be wrong? How to solve this problem?
5.I saw a lot article said the 1.8TB can Plug & play on 1.5 Siemen VDO engine, but now......(Never ending...