Expansion tank, 4-cyl.
| Expansion tank, 4-cyl. | 
| 
 | |||||||
| To remove | 
| 1. | Open the cap on the expansion tank and release the pressure. Close the cap.   | |
| 2. | Certain cars
        
        : Remove the cover. | |
| 3. | Remove the battery cover, undo the minus and plus cable terminals and remove them from the battery. | |
| 4. | Remove the battery. | |
| 5. | Remove the expansion tank bracket on the suspension strut. | |
| 6. | Move the tank forwards. Unplug the connector on the expansion tank's level sensor.   | |
| 7. | Undo the clip securing the relay box's wiring harness at the battery holder. | |
| 8. | Lift the expansion tank. Pull out the lower hose between the wiring harness and battery holder. | |
| 9. | Clamp the hoses connected to the expansion tank using pinch-off pliers, part No. 30 07 739.   | |
| 10. | Move the expansion tank forwards and drain its contents into a suitable receptacle. | |
| 11. | Undo the hose clips to each respective hose. | |
| 12. | Lift out the expansion tank. | |
| To fit | 
| Note | ||
| Spray the connector with Kontakt 61 contact cleaner, part No. 30 04 520. | 
| 1. | Fit the hoses to the expansion tank.   | |
| 2. | Detach the pinch-off pliers around the radiator hoses. | |
| 3. | Route the hoses correctly and turn the expansion tank down. | |
| 4. | Fit the clip securing the relay box's wiring harness at the battery holder.   | |
| 5. | Plug in the connector for the expansion tank's level sensor. | |
| 6. | Fit the expansion tank in its lower groove and mounting on the MacPherson strut (1 clip).   | |
| 7. | Fit the battery. | |
| 8. | Connect the positive and negative cables on the battery and fit the battery cover. | |
| 9. | Certain cars
        
        : Fit the cover. | |
| 10. | Fill with coolant. Refer to
        
         Coolant
        
        for mixtures. Close the cap. | |
| 11. | Start the engine and run until warm with the heater control at maximum. | |
| 12. | Check the coolant level. Top up as necessary. | |
| 13. | Reset the clock and radio, if fitted. | |

 Warning
                Warning
                
		