Volkswagen Workshop Service and Repair Manuals

Injection pump with two-part sprocket

Rules for cleanliness

Checking valve timing => Page 23-30

Adjusting engine speed => Page 23-32

Checking fuel system for leaks => Page 23-10

Servicing fuel injection pump
=> Page 23-45

Actuator controlled load-dependent injecting timing

Notes:

• ◆ Hose connections are secured with screw-type or spring-type clips.
• ◆ Always renew spring-type clips with screw-type clips.
• ◆ Always renew seals and gaskets.

• Woodruff key
• ◆ Check seated securely
• Injection pump
• ◆ Fill with diesel before installing
• ◆ Removing and installing
  => Page 23-12
• ◆ Adjusting pump timing
  => Page 23-23
• ◆ With the exception of repairs described on Page 23-45 , pump must be replaced if faulty as an injection pump test bench is required for repairs.
• Supply pipe
• ◆ From fuel filter
• 25 Nm

• Injector pipes
• ◆ Tighten to 25 Nm
• ◆ Remove with 3035
• ◆ Always remove pipework complete
• ◆ Do not alter shape
• Return pipe
• ◆ From injector
• Injector, 70 Nm
• ◆ Removing and installing
  => Page 23-41
• ◆ Servicing => Page 23-43
• Heat shield
• ◆ Replacing
• ◆ Fitting position => Page 23-42
• 25 Nm
• ◆ Banjo-bolt for return pipe
• ◆ Is marked with "OUT"
• Return pipe
• ◆ To control valve/fuel filter

• 15 Nm
• ◆ May be tightened to 25 Nm if leaks occur
• 25 Nm
• Bracket
• Sleeve
• ◆ Tapered
• 25 Nm
• 25 Nm
• ◆ Nut with taper
• Console
• 25 Nm
• Injection pump sprocket
• ◆ Removing => Removing injection pump Page 23-12
• 45 Nm