CITROEN C5 Handbook page 197

C5 - C8
PROHIBITED OPERATIONS: HDi DIRECT INJECTION SYSTEM
Engines : RHY - RHS - RHZ -4HX Engines : RHY - RHS - RHZ - 4HX - RHW - RHT - 4HW Engines : RHW - RHT - 4HW
Diesel injectors.
WARNING: Diesel and ultrasonic cleaners are prohibited.
Do not separate the following components from the diesel injector carrier (2) :
- Diesel injector (e) (no replacement parts).
- Electromagnetic element (c) (no replacement parts).
Do not alter the position of the nut (d) (malfunction).
Do not separate the connector (f) from a diesel injector.
It is forbidden to clean the carbon deposits from the diesel injector nozzle.
B1HP19NC B1HP19MC
194