DV4C - Additive reservoir renewal — CITROEN

🧭 Before you start

• Renewed: additive reservoir note

Don't miss

• Caution! The temperature of the engine and exhaust will increase significantly
• The flexible reservoir must fit flush with the additive tank housing
• Caution! Note the additive hazard warnings
• Do not re-use the drained fluid or fluid from opened containers

🔧 Engine codes this applies to

📋 Procedure

Preparation and removal

1. Caution! The temperature of the engine and exhaust will increase significantly
2. Caution! Note the additive hazard warnings
3. Note: Do not re-use the drained fluid or fluid from opened containers
4. Disconnect the connector
5. Note: The fuel tank should contain at least 20 litres of fuel

6. Release the clips
7. Move the heat shield
8. Remove the additive tank
9. Connect the diagnostic tool
10. Disconnect the pipe
11. Note: Plug all open lines to prevent damage
12. Temperature (°C):
13. Run the engine at idle speed
14. Wait until the engine has cooled down
15. Stop the engine

Installation and checks

16. Renew the additive reservoir
17. Note: The flexible reservoir must fit flush with the additive tank housing
18. Refit all other parts in the reverse order of removal
19. Use the diagnostic tool
20. Reset the additive system
21. Reprogram the additive pump

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