A4 Mk3
Vehicles without auxiliary heater |
1 - | Water radiator (front) for charge air cooling circuit |
q | If renewed, refill system with fresh coolant |
2 - | Radiator |
q | Vehicles with dual clutch gearbox: with integrated ATF cooler |
q | If renewed, refill system with fresh coolant |
3 - | Coolant temperature sender -G62- |
4 - | Thermostat |
5 - | Coolant pump |
6 - | Charge air cooler (right-side) |
q | In supercharger housing |
q | If renewed, refill system with fresh coolant |
7 - | Coolant shut-off valve |
q | Activated via Climatronic coolant shut-off valve -N422- |
q | Climatronic coolant shut-off valve -N422- is activated via Climatronic control unit -J255- |
q | Removing and installing → Rep. gr.87 |
8 - | Bleeder screw |
9 - | Cylinder head, bank 1 (right-side) |
q | If renewed, refill system with fresh coolant |
10 - | Heat exchanger for heater |
q | Removing and installing → Rep. gr.87 |
q | If renewed, refill system with fresh coolant |
11 - | Bleeder hole |
12 - | Cylinder head, bank 2 (left-side) |
q | If renewed, refill system with fresh coolant |
13 - | Bleeder screw |
14 - | Charge air cooler (left-side) |
q | In supercharger housing |
q | If renewed, refill system with fresh coolant |
15 - | Filler cap for expansion tank |
q | Checking pressure relief valve → |
16 - | Coolant expansion tank |
17 - | Engine oil cooler |
18 - | Continued coolant circulation pump -V51- |
q | Country-specific version |
19 - | Non-return valve |
q | Located in coolant hose |
20 - | Charge air cooling pump -V188- |
21 - | Water radiator (left-side) for charge air cooling circuit |
q | If renewed, refill system with fresh coolant |
22 - | Non-return valve |
q | Located in coolant hose |
23 - | Non-return valve |
q | Located in coolant hose |
Vehicles with auxiliary heater |
1 - | Water radiator (front) for charge air cooling circuit |
q | If renewed, refill system with fresh coolant |
2 - | Radiator |
q | Vehicles with dual clutch gearbox: with integrated ATF cooler |
q | If renewed, refill system with fresh coolant |
3 - | Coolant temperature sender -G62- |
4 - | Auxiliary heater |
q | With circulation pump -V55- |
q | Removing and installing → Rep. gr.82 |
5 - | Thermostat |
6 - | Coolant pump |
7 - | Charge air cooler (right-side) |
q | In supercharger housing |
q | If renewed, refill system with fresh coolant |
8 - | Bleeder screw |
9 - | Climatronic coolant shut-off valve -N422- |
q | Removing and installing → Rep. gr.87 |
q | Activated via Climatronic control unit -J255- |
10 - | Cylinder head, bank 1 (right-side) |
q | If renewed, refill system with fresh coolant |
11 - | Heat exchanger for heater |
q | Removing and installing → Rep. gr.87 |
q | If renewed, refill system with fresh coolant |
12 - | Bleeder hole |
13 - | Cylinder head, bank 2 (left-side) |
q | If renewed, refill system with fresh coolant |
14 - | Bleeder screw |
15 - | Charge air cooler (left-side) |
q | In supercharger housing |
q | If renewed, refill system with fresh coolant |
16 - | Filler cap for expansion tank |
q | Checking pressure relief valve → |
17 - | Coolant expansion tank |
18 - | Engine oil cooler |
19 - | Continued coolant circulation pump -V51- |
q | Country-specific version |
20 - | Non-return valve |
q | Located in coolant hose |
21 - | Charge air cooling pump -V188- |
22 - | Water radiator (left-side) for charge air cooling circuit |
q | If renewed, refill system with fresh coolant |
23 - | Non-return valve |
q | Located in coolant hose |
24 - | Non-return valve |
q | Located in coolant hose |