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Home >> Lexus >> 2000 >> SC 400 >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Overhaul - A650E >> Performance Tests >> Time Lag Test >> Test Results

Test Results

  1. If "N" to "D" time lag exceeds specification, check for low main line pressure, worn forward clutch or overdrive one-way clutch not operating correctly.
  2. If "N" to "R" time lag exceeds specification, check for low main line pressure, worn direct clutch, worn 1st and reverse brake or overdrive one-way clutch not operating correctly.
IDLE SPEED SPECIFICATIONS (1)

Vehicle RPM
GS300 650-750
GS400 700-800
LS400 700-800
SC400 700-800
(1) Check idle speed in Neutral range with A/C off.