Schematic diagram of coolant circuit
P20.00-2649-79
1 | Coolant expansion reservoir | 11 | Coolant thermostat | 21 | Rotary slide valve | ||
2 | Stationary heater (optional) | 12 | Dual clutch transmission | 22 | Charge air cooling low-temperature cooler | ||
3 | Coolant circulation pump | 13 | Coolant circulation pump of transmission cooling low-temperature circuit | 23 | Check valve | ||
4 | Switchover valve | 14 | Engine oil heat exchanger | A | Warm coolant (engine coolant circuit) | ||
5 | Heating system heat exchanger | 15 | Thermal shutoff valve | B | Engine coolant circuit filling line | ||
6 | Exhaust gas recirculation cooler (high-pressure EGR) | 16 | Check valve | C | Transmission cooling low-temperature circuit | ||
7 | Exhaust gas recirculation cooler (low-pressure EGR) | 17 | Coolant temperature sensor of charge air cooling low-temperature circuit | D | Engine coolant circuit ventilation | ||
8 | Exhaust gas aftertreatment metering valve | 18 | Coolant circulation pump of charge air cooling low-temperature circuit | E | Charge air cooling low-temperature circuit ventilation | ||
9 | Crankcase | 19 | Charge air cooler | F | Charge air cooling low-temperature circuit | ||
10 | Engines coolant circuit coolant pump | 20 | Engine radiator | G | Cold coolant (engine coolant circuit) |