seat Workshop Repair Guides

SEAT Workshop Service and Repair Manuals

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If approximately 118 ?C, continue as follows: > < Testing procedure

Leon Mk2

If approximately -33 °C is displayed, proceed as follows:
If approximately -33 °C is displayed, proceed as follows:
   
–  Remove connector -1- from the intake air temperature transmitter -G42- with the intake manifold pressure transmitter -G71--2-.
–  Jumper connector contacts 1+2 with auxiliary cables -V.A.G. 1594- and observe the display.
Value displayed approximately 118 °C:
–  Press the button →.
–  Press buttons 0 and 6 for the function “End data transmission” and confirm the entry with the Q button.
–  Switch off the ignition.
–  Renew the intake manifold pressure transmitter -G71- with the intake air temperature transmitter -G42- → Item.
Approximate value displayed -33 °C:
–  Press the button →.
–  Press buttons 0 and 6 for the function “End data transmission” and confirm the entry with the Q button.
–  Switch off the ignition.
  N24-0878
–  Attach the test box -V.A.G. 1598/22- to the control unit cabling harness.
–  Check for a break in the cable between test box female socket 54 and 4 contact connector contact 2, following the wiring diagram. Cable resistance: 1.5 Ω max.
Also test the cable for a short to battery positive. Theoretical value: ∞ Ω.
Check for a break in the cable between test box female socket 70 and 4 contact connector contact 1, according to the wiring diagram.
Cable resistance: 1.5 Ω max.
If no fault is found in the cable:
–  Renew the engine control unit → Chapter.
  N24-0709

If approximately 118 ?C, continue as follows: > < Testing procedure