Land Rover Range Rover 4.4 Where is the air inlet branch easy to leak?

There are mainly the following places where air leaks easily. If the engine intake manifold leaks air, the following places need to be checked. One is the vacuum tube and booster of the brake booster, which are easy to leak. The other is the solenoid valve and pipeline of carbon canister, which is also a common cause of air leakage. Not yet. Just check the interface between the throttle and the intake manifold. The last one is to check whether the engine waste valve is damaged. If the waste gas valve is broken, it will leak.