Honda xrv.pcm(pgm-fi) Permanent Failure

ECM is also called PCM, and the engine control unit PCM will receive the sensor signal.

It is necessary to control the adjustment of fuel supply, gas distribution (electronic throttle), fuel injection and ignition timing and intake pressure through complicated calculation, and also to determine the adjustment of the engine according to temperature, load, knock and combustion conditions, which is not unilaterally broken and needs to be detected.