Delayed Partial Load 3-4 Upshift

CAUSE:
The accelerator position is not precisely relayed to the transmission, causing excessive control pressure (S2) on plunger command valve 3 - 4 (#11) in valve body.

REMEDY:





Install modified plunger. part no, 129 270 00 77, in Control valve control pressure (#46) in valve body (oval, illustration).

PRODUCTION PHASE-IN (Modified Valve Body)
Transmission As of Transmission End No.
722.366 (140.04) 3-669156
722.370 (140.051) 3-668984