Fc like rotary engine ...... help T.T

[bollinger]

sifu , my tezza suddenly fc damn crazy . rm 100 full tank only go 230 km then light up de . normal drive .... never full throttle . .... no black smoke coming out . ..... no engine light indicator . should i reset the ecu ? or is there any other problem ? thanks

 

[rayncc]

Best is to bring to competent mechanic to diagnose

 

[yh4everlim]

exhaust got rich fuel smell? might be a lazy o2 sensor

 

[D7zul]

most probably the O2 sensor..

replace it with a new 1

 

[bollinger]

well , nothing wrong with my sensor but my intake camshaft already makan , valve timing closed late so car loose pressure ..... T.T