A/T - Improved Shift From 'N' to 'R': Overview

90lexus05 TRANSMISSION & CLUTCH 009 12-21-90 LS400

Title IMPROVED SHIFT FEEL FROM "N" TO "R"


The following components have been changed to improve the shift feel from "N" to "R" on LS400's:

1. Reduce 1st and reverse brake (B3) clearance
2. Decreased C2 clutch piston stroke
3. Increased reverse range line pressure
4. Decrease direct clutch return spring (C2) length
5. Changed direct clutch (C2) material
6. Decrease length of compression spring for C2 accumulator
7. Increase diameter of plunger, primary regulator valve, No.2
8. Increase diameter of the sleeve, primary regulator valve


PRODUCTION EFFECTIVE

FROM VIN # DATE FROM A/T SERIAL NO.
JT8UF11E # L0010918 April 10, 1990 9ME-00001