Coolant Hose, Connection Diagram, Non-Hybrid Vehicles With All Engine Codes Except CDZA
WARNING: This page is about a different variant/trim than selected.
Vehicles without Auxiliary Heater
NOTE:
Blue = large coolant circuit.
Red = small coolant circuit.
Brown = heating circuit.
- Radiator
- Turbocharger
- Cylinder Head/Cylinder Block
- Coolant Shut-Off Valve
- controlled by a vacuum from the Climatronic Refrigerant Shut-Off Valve -N422-
- Bleeder Hole
- Heater Core for Heater
- Removing and installing, refer to HEATER CORE, REMOVING AND INSTALLING .
- Coolant Recirculation Pump -V50-
- Installed only on vehicles with a start/stop system
- Coolant Pump
- Removing and installing, refer to COOLANT PUMP, REMOVING AND INSTALLING .
- Restrictor
- Coolant Reservoir Cap
- Checking the pressure relief valve, refer to Pressure Relief Valve in Cap, Checking
- Coolant Reservoir
- Check Valve
- After-Run Coolant Pump -V51-
- Installed only on hot climate vehicles
- Coolant Thermostat
- Engine Coolant Temperature Sensor -G62-
- Removing and installing, refer to Engine Coolant Temperature Sensor -G62-, REMOVING AND INSTALLING .
- Engine Oil Cooler
Vehicles with Auxiliary Heater
NOTE:
Blue = large coolant circuit.
Red = small coolant circuit.
Brown = heating circuit.
- Radiator
- Turbocharger
- Cylinder Head/Cylinder Block
- Parking Heater
- Bleeder Hole
- Coolant Shut-Off Valve -N82-
- Heater Core for Heater
- Removing and installing, refer to HEATER CORE, REMOVING AND INSTALLING .
- Check Valve
- The arrow points in the flow direction
- Coolant Pump
- Removing and installing, refer to COOLANT PUMP, REMOVING AND INSTALLING .
- Restrictor
- Coolant Reservoir Cap
- Checking the pressure relief valve, refer to COOLING SYSTEM, CHECKING FOR LEAKS => Pressure Relief Valve in Cap, Checking .
- Coolant Reservoir
- Check Valve
- After-Run Coolant Pump -V51-
- Installed only on hot climate vehicles
- Coolant Thermostat
- Engine Oil Cooler
- Engine Coolant Temperature Sensor -G62-
- Removing and installing, refer to Engine Coolant Temperature Sensor -G62-, REMOVING AND INSTALLING .