Even if the tanks are located in one place they are still 2 separate systems.
Freightliner m2 low air pressure switch location.
2005 freightliner m2 low air pressure lamp and buzzer stays on all the time found 2 wire plug on amu disconnected replugged and also jumped with no change is there another low pressure switch.
If you re stumped here s what i d do fwiw.
Park brake switch low air pressure switch engine ecu throttle pedal bulkhead module.
Let the coach come up to full air pressure and shut it down.
There were no fault codes.
Release the parking brake.
Customer stated the driver was getting a message on the dash stating park brake air low brakes may drag.
Vin read more.
If the driver did a very hard stop the air buzzer would shut off.
Access freightliner provides one stop shopping to locate all the new 2010 body builder information.
Low pressure normally open opens 6 closes 34.
The resolution ended up being to replace the brake drag switch.
It is normally open at 0 79 psi and.
2005 freightliner m2 low air pressure lamp and buzzer stays on all the time found 2 wire plug on amu disconnected replugged and also jumped with no change is there another low pressure switch.
The low air buzzer would come on yet still maintain 125 psi.
New location is back wall behind driver s seat.
This switch can be tested.
Chock the wheels very well.