How to quickly and safely release the Scania 4 Series Coolant

                 WARNING!

The cooling system operates with

overpressure. There is a risk that hot coolant or steam may be emitted if the system is opened while hot.

Hot coolant can cause burns.

Avoid skin contact with coolant. Skin contact may cause irritation.

Always wear protective goggles and  rubber gloves when handling coolant.

Scania corrosion inhibitor, ethylene

glycol and other coolant additives can be fatal if swallowed.

  Scania VCI3 Diagnostic Tool for Scania Trucks Full Chips High Quality

Special tools

 

1   Drain the coolant using coolant draining unit 587 129.

2   The coolant remaining in the cylinder block can be drained through the drain plugs

found on certain engine variants.

 

Note:  The coolant volume increases when components are connected to the coolant  system:

12.2025 Scania SDP3 2.68.2 Diagnosis & Programming Truck Software Download and Installation

 

 

   

 

•       Retarder + 20 litres

•       Oil cooler and hose

•      Auxiliary heater Webasto

How to remove the Particulate filter from a Scania truck 4 Series

                              WARNING!

   The particulate filter will be very hot

after driving. Risk of burns. Use a face mask, protective goggles and gloves when handling the particulate filter.

 Scania VCI3 Diagnostic Tool for Scania Trucks Full Chips High Quality

1   Remove the side cover and place a jack with a large plate under the silencer unit where  the particulate filter is located.

2   Remove the upper V-clamp holding the filter unit in place.

3   Lower and remove the filter unit.

12.2025 Scania SDP3 2.68.2 Diagnosis & Programming Truck Software Download and Installation