Why did my car shut off when I turned on the AC?

Why did my car shut off when I turned on the AC?

Why is my car stalling when I turn the A/C on? Like many parts of your vehicle, the air conditioning system takes its power from the engine. It’s understandable that due to this, there may be significant pressure on the engine. A fault in the IAC such as build up, can cause poor idling or stalling of the engine.

What causes idle to drop when AC is on?

A rough idle when the air conditioning is on may be caused by: A faulty or dirty IAC valve. A dirty throttle body. A faulty cooling or condenser fan.

Why does my car shake with the AC on?

When you turn the AC on, the vehicle engine triggers elements such as idle speed or air control motor. You can increase the idle compressor by compensating with an additional drag. The inaccuracy in this process causes the vehicle to shake when AC is on.

Why does my car vibrate when I turn the AC on?

Is it OK to start car with AC on?

In conclusion, starting the air conditioner immediately after the car is started does put a certain amount of stress on the engine but will not cause any damage to the car engine. If you do so, the car might experience some degree of vibration.

What are the symptoms of a bad air compressor in a car?

Symptoms of a bad Ac compressor in a car

• High cabin temperature.
• Loud noise from the AC compressor.
• Moisture leak.
• Compressor clutch stiff or not moving.
• Tripping circuit breaker.
• Broken Suction Lines.

Why does my car idle rough when the AC is on?

Basically, the IAC allows a certain amount of air to bypass the throttle plate. The extra air enriches the air-fuel mixture during a cold engine start. It also helps increase engine speed when an extra load is placed on the engine, for example, when you turn on the AC or defrost system.

Why does my car stop when the AC is on?

If the fuel pump is bad and the AC is turned on, it can make the car to stop suddenly or even rough idle. This is because a clogged fuel filter won’t filter the contaminants from gasoline, which may increase and slow down the flow of fuel.

Why is my car revving itself when idling?

The car is question is a 2004 Mazda 6. When I have the AC on and am idling (foot not on the gas at all) the engine is revving itself up and down. This is really bad when stopping because the car wants to accelerate itself when I’m trying to stop.

Why does my car Rev when running defrost?

Almost every veh will see a difference in idle speed when the a/c cluth engages and disengages. This can actually happen even when running the defrost as the a/c clutch does cycle on some vehicles in that mode.