skoda Workshop Repair Guides

Skoda Workshop Service and Repair Manuals

Fault finding > < Checking shifting points
Measure limit speed of the hydraulic converter
Measure limit speed of the hydraulic converter
  Note
t  The limit speed of the hydraulic converter is the engine speed on the braked vehicle with the selector lever in position “D”.
t  The limit speed drops as the altitude above sea level increases (approx. 125 rpm per 1000 m).
Special tools and workshop equipment required
t  Vehicle system tester -V.A.S 5051 A,B,C -
t  Vehicle system tester -V.A.S 5052 -
t  Vehicle system tester -V.A.G 1551-
t  Vehicle system tester -V.A.G 1552-
Test sequence
–  Connect vehicle system tester - V.A.G - or → Vehicle diagnosis, testing and information system VAS 5051. Leave the engine on and select the gearbox control unit with “Address word” 02 → Chapter.
–  Select function 08 “read measured value block” and display group number 001.
–  Securely lock the vehicle with the hand and foot brake.
–  Place selector lever in selector lever position “D”
–  Briefly apply full throttle (max. 5 s), if necessary repeat test after 20 s. While doing so the speed listed in the table must be reached.
–  If the final speed is not reached, the following faults may be present:
   
Speed too high:Forward clutch slips, overrunning clutch slips
Speed too low by up to 200 rpm:Check engine setting
Speed too low by above 200 rpm:Torque converter defective

In case of doubt always first check the engine setting and if necessary correct.
The correct torque converter must always be assigned to the gearbox.
   
Limit speed of the hydraulic converter
Gearbox identification characters Automatic Gearbox 001Torque converter identification charactersLimit speed of the hydraulic converter
rpm
ESKACN2320…2620

   

Fault finding > < Checking shifting points