seat Workshop Repair Guides

SEAT Workshop Service and Repair Manuals

ABOUT US
Removing and installing injection pump > < Servicing accelerator linkage

Leon Mk2

Diesel direct injection and glow plug system
Servicing Diesel direct injection system
Checking sender adjustment

Special tools, testers, measuring instruments and auxiliary items required

  • ◆ Fault reader V.A.G 1551 or vehicle system tester V.A.G 1552 with cable V.A.G 1551/3

Work sequence

  • ‒ Connect the fault reader V.A.G 1551 (V.A.G 1552) and with ignition switched on select engine electronics control unit with the "Address word" 01.
    (Connecting fault reader and selecting engine electronics control unit .)
 
→ Indicated on display:
Rapid data transfer    HELP
Select function XX
  • ‒ Press keys 0 and 8 for the function "Read measured value block" and confirm entry with Q key.
 
→ Indicated on display:
Read measured value block    HELP
Input display group number XXX
  • ‒ Press keys 0, 0 and 2 for "Display group number 2" and confirm entry with Q key.
 
→ Check accelerator pedal position display in display zone 2. The accelerator pedal must not be depressed.
    Specification: 0.0 %
Read measured value block 2    ⇒
0 rpm        0.0 %    0    1    0    18.4 5C
 
→ Depress accelerator pedal fully, slowly and observe display zone 2. The value for the accelerator pedal position must increase continuously and shortly before full throttle stop reach
    100 %.
Read measured value block 2    ⇒
    0 rpm    100 %    0    1    0    18.4 5C
 
N23-0158
  • ‒ → Loosen adjustment bolt -6-.
  • ‒ Turn mounting pedestal -9- with accelerator pedal position sender -4- so that when accelerator pedal is not depressed (idling position)
         0.0 %
    and with accelerator pedal depressed to just before full throttle position
        100 %
    is displayed.
  • ‒ Tighten adjustment bolt -6- to 7 Nm.

Removing and installing injection pump > < Servicing accelerator linkage