Why is my gas compressor not working on my Mercedes 190?

Why is my gas compressor not working on my Mercedes 190?

If your car has an overload relay, and the fuse is bad or the contacts are dirty, the compressor may not work as it should. If you find that the gas has leaked out of your system, and you need a recharge, ask the shop to recharge the system and add their special yellow/green dye.

What kind of air conditioner does a Mercedes Benz have?

The A/C system on your Mercedes-Benz includes many sensors and components including the air conditioner compressor. The A/C compressor is the heart of the system. One crucial element of the A/C compressor is the clutch. It is important to understand how to check if the A/C compressor is engaging or not.

How to troubleshoot a / C compressor clutch problems on your Mercedes?

This video is helpful if you are trying to troubleshoot air conditioner problems, the A/C compressor clutch in particular. This opens in a new window. Start by turning the engine on. Set the AC to maximum cold setting. Open the hood and look at the serpentine belt to locate the AC compressor.

Why is my Mercedes 190 not getting cold?

One of the internal tests is that the compressor must be spinning at the same rate as the engine.   If anything prevents this, then no cold.   This includes oil on the belt, or belt slippage of any kind, or in my case, a faulty engine RPM sensor.

If your car has an overload relay, and the fuse is bad or the contacts are dirty, the compressor may not work as it should. If you find that the gas has leaked out of your system, and you need a recharge, ask the shop to recharge the system and add their special yellow/green dye.

The A/C system on your Mercedes-Benz includes many sensors and components including the air conditioner compressor. The A/C compressor is the heart of the system. One crucial element of the A/C compressor is the clutch. It is important to understand how to check if the A/C compressor is engaging or not.

This video is helpful if you are trying to troubleshoot air conditioner problems, the A/C compressor clutch in particular. This opens in a new window. Start by turning the engine on. Set the AC to maximum cold setting. Open the hood and look at the serpentine belt to locate the AC compressor.

   One of the internal tests is that the compressor must be spinning at the same rate as the engine.   If anything prevents this, then no cold.   This includes oil on the belt, or belt slippage of any kind, or in my case, a faulty engine RPM sensor.