Scion Xa Engine Shaking
Tire replacement realignment and rebalancing are common solutions.
Scion xa engine shaking. This has been mentioned on other forums and the fix is to put more pressure on the hood by raising the rubber stoppers. An engine misfire is the most common cause of a shaking idle and as the engine stumbles and misfires that should be seen in the tachometer as a drop in rpm. The most frequent causes of a vehicle shaking while driving stem from tire issues. When the air conditioner is on it put more of a load on the engine causing the hood to vibrate more.
Tires begin to behave differently when worn or out of balance. Scion xa shaking when idling diagnosis there are a lot of reasons why your xa may shake when idle. If it is get the trouble codes. If the tachometer is rock steady and the shaking seems worse in gear than out of gear that s a pretty good indication of a bad motor mount.