volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Repairing injection pump > < Rules for cleanliness
Fitting locations overview
Fitting locations overview
Components A to C are not shown in the illustration.
   
A - Brake light switch -F-* and brake pedal switch -F47-
q   In footwell on brake pedal
q   Checking signal from brake light switch -F- and brake pedal switch -F47- → Chapter.
B - Clutch pedal switch -F36-
q   In footwell on clutch pedal
q   Checking signal from clutch pedal switch -F36- → Chapter.
C - Accelerator position sender -G79-*
q   In footwell on accelerator pedal
q   Checking: → Engine mechanical system; Rep. Gr.20
1 - Fuel filter
q   Repairing fuel filter: → Engine mechanical system; Rep. Gr.20.
2 - Intake connecting pipe
q   Renew complete only
q   Removing and installing → Chapter
q   Check intake manifold flap change-over → Chapter
q   With variable intake manifold flap change-over valve -N239-.
q   Check variable intake manifold flap change-over valve -N239- → Chapter
3 - Diesel direct injection system control unit -J248-*
q   Location: in plenum chamber.
q   Checking voltage supply for diesel direct injection system → Chapter.
q   Renew → Chapter.
q   Coding → Chapter.
4 - Intake connecting pipe
q   Removing and installing: → Engine mechanical system; Rep. Gr.15.
5 - Exhaust gas recirculation valve -N18-*
q   Checking: → Engine mechanical system; Rep. Gr.26.
6 - Exhaust gas recirculation valve -N18-
q   Checking: → Engine mechanical system; Rep. Gr.26.
7 - Engine speed sender -G28-*
q   Checking → Chapter.
8 - 2-pin connector
q   Brown
q   For needle lift sender -G80-.
9 - 3-pin connector
q   Black
q   For engine speed sender -G28-
10 - Coolant temperature sender -G62-
q   Black
q   For engine control unit
q   With coolant temperature sender -G2-
q   If necessary, release pressure in cooling system before removing
q   Checking → Chapter.
11 - 10-pin connector
q   Black
q   For fuel temperature sender -G81-.
q   For metering adjuster -N146-.
q   For modulating piston movement sender -G149-.
q   For fuel shut-off valve -N109-.
q   For commencement of injection valve -N108-.
12 - Injection pump quantity adjuster
q   With fuel temperature sender -G81-.
q   With metering adjuster -N146-*
q   With modulating piston movement sender -G149-.
13 - Fuel shut-off valve -N109-
14 - Injector
q   For cylinder 3 with needle lift sender -G80-.
15 - Air filter
q   Location: In front right wheel housing
16 - Intake manifold temperature sender -G72-*
q   Checking → Chapter.

   

Repairing injection pump > < Rules for cleanliness