Poor Acceleration; Engine Rpm Abnormally Rises When Starting Off In D, S, And R; Stall Speed High In R (A/T)

Poor acceleration; engine rpm abnormally rises when starting off in D, S, and R; stall speed high in R

Drive plate defective or transmission incorrectly installed

Torque converter clutch piston defective

Torque converter defective

4th accumulator defective

4th clutch defective

Notes

Check for an incorrectly installed transmission, and check the drive plate for wear and damage. Replace the drive plate if it is worn or damaged.

Notes

Check the stall speed in R A/T Stall Speed Test.

Notes

Replace the torque converter.

Notes

Check the 4th clutch pressure A/T Pressure Test.

Notes

Inspect the clutch clearance for the 4th clutch.

Notes

Check the 4th accumulator piston, the O-ring, and the spring in the regulator valve body for wear and damage.