The torque converter cannot be cleaned with common
workshop equipment.
Replace a torque converter if

a) the bearing surface of the converter shaft is damaged,

b) the drive lugs are broken,
c) the drive shell mountings are cracked,

d) rotor (L) and turbine (T) cannot be turned by hand or

e) the oil filter screen is torn.
Remove torque converter - see 24 40 000.


24 40 000 b

Checking torque converter in vehicle:
Engine oil and transmission fluid must be at operating
temperature.
Engine must develop full output.
Start engine.
Apply parking brakes; press hard on brake pedal.
Move selector lever to R or1; press accelerator pedal to
full throttle.
Read stall speed ¹ on tachometer.
Caution! Danger of overheating if stall speed test takes
longer than 10 seconds.
Stall speed far beyond reference value¹:
a) Converter filling insufficient
b) Clutches slip
Stall speed far below reference value¹:
a) Rotor one-way clutch slips


¹ See specifications