What to do when your air suspension is not working?
Test the compressor for power if the pressure switch is working but the tank is not filling up with air. Place the test light on the power lead to the compressor (s). If it doesn’t get power, check the relay running power to the compressor or the fuse running to the compressor. If the fuse is bad, replace it and test again.
How does the autoride air suspension system work?
The Automatic Level Control (ALC) system maintains a desired rear suspension position under all types of towing, hauling and loading conditions. The system uses the Electronic Suspension Control Module (ESCM) and the serial data circuit to perform the system functions.
What causes a Mercedes Benz air suspension to fail?
Faulty relay or Blown Fuse The air suspension compressor relay is known to fail. It could either not engage the air suspension compressor at all or even worse keep it engaged for longer that required. If the air suspension compressor is kept engaged for too long, it can get damaged.
How to eliminate electronic suspension issues in GM cars?
1. Safely raise and support the vehicle. 2. Release the air compressor air inlet filter (1 in Fig. 4) from the retainer (2 in Fig. 4). Secure the rear axle vent hose and compressor air inlet to the fuel fill pipe assembly. 3. Remove the remaining air inlet hose (3 in Fig. 4) from the air compressor. 4.
Test the compressor for power if the pressure switch is working but the tank is not filling up with air. Place the test light on the power lead to the compressor (s). If it doesn’t get power, check the relay running power to the compressor or the fuse running to the compressor. If the fuse is bad, replace it and test again.
What causes a fault in the air suspension?
Most air suspension faults start with a tiny leak somewhere in the system. This results in the air system constantly losing air pressure causing the compressor to work harder, pumping more regularly to keep the suspension at the set height.
Faulty relay or Blown Fuse The air suspension compressor relay is known to fail. It could either not engage the air suspension compressor at all or even worse keep it engaged for longer that required. If the air suspension compressor is kept engaged for too long, it can get damaged.
Is the left side of the air suspension inactive?
Re: Air suspension inactive, HDC inactive, ABS light on,… I AVE 04 RR AND LEFT PASSENGER SIDE AIR SUSPENSION REPLACED IN 12/09 NOW THE ENTIRE FRONT WILL NO RAISE UP! WHA SHOULD I DO???