Checking the nozzle pipe

• Remove the heater:
  • For cars manufactured up to w38 2001 inclusive, see Engine coolant heater, replacing
  • For cars manufactured from w39 2001 inclusive, see Engine coolant heater, replacing .
• Disconnect the nozzle pipe:
  • For cars manufactured up to w38 2001 inclusive, see Fuel injection nozzle / fan motor / pressure equalizer, replacing
  • For cars manufactured from w39 2001 inclusive, see Fuel injection nozzle / fan motor / pressure equalizer, replacing .

  Check that the nozzle pipe is OK and that it is not blocked.

  Remedy as necessary.

  Fig 1: Identifying Nozzle Pipe Installation Position

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Was a fault detected? 

• YES 

  Refer to Verification 

• NO 

  Refer to Checking the intake air flow