Cold 2700 idle automatic high

It is caused by dirty throttle of Coolpad 2700, air leakage in intake pipe of Coolpad 2700 engine and air leakage in Coolpad 2700 vacuum booster.

1, Cool 2700 throttle is too dirty: Cool 2700 throttle is too dirty, which will lead to abnormal idle speed. Just wipe the throttle clean.

2. Air leakage in the intake pipe of Cool 2700 engine: Air leakage in the intake pipe of Cool 2700 engine, and the throttle valve cannot accurately control the engine intake, resulting in automatic high idle speed. Just replace the intake pipe of the engine.

3. Cool 2700 vacuum booster leaks air: Cool 2700 vacuum booster leaks air, which makes the air pressure inside the car unstable and the idle speed is automatically high, so it needs to be repaired in a repair shop.