If yes, one of the reason might be insufficient engine oil pressure. The ECU will not enable the MIVEC solenoid that activates the high cams profile of the MIVEC if not enuff engine oil.
If there is anyone who can advice abt car reqistration num BGX 212 silver colour tezza previous history here would like to have another car at my family home garage.
I'm was install RSM D 1 at my car last year and the RPM reading at RSM was same with the RPM reading at my RPM meter..but, few week ago, the reading is not same...if the RPM meter read 1500 rpm, the rsm will read...