Air flow sensor: Air flow sensor. It detects how much air is flowing into the engine.
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It measures the air mass and it is useful for the ECU because it can calculate exactly how much oxygen is entering into the engine. With this information, the ECU regulates the engine parameters to ensure its right performance. The sensor is placed in the inlet manifold, just behind the throttle body.
I have changed the sensor and made sure everything is clean. I was told to check PCV valve but I can’t find any resources on where to find it or how to fix it.
On the dash board is displaying Abs light, check engine light, hand break light, the speedometer goes off, the flow meter also goes off too and the gear display light goes off too