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Home >> Lexus >> 2002 >> LX 470 >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - Diagnosis >> Performance Tests >> Manual Shift Test

Manual Shift Test

NOTE: Perform manual shift test if no DTCs exist. Manual shift test determines if problem area is in electrical circuits or a mechanical transmission problem.
  1. With ignition off, disconnect electrical connector for solenoids from transmission. Road test vehicle and ensure transmission gear changes correspond with gearshift lever position. See GEAR APPLICATION  table.
  2. If abnormality exists, a mechanical transmission problem exists. Turn ignition off. Reconnect electrical connector. Clear DTCs from ECM memory, as disconnecting electrical connector may set a DTC. See CLEARING DIAGNOSTIC TROUBLE CODES  under SELF-DIAGNOSTIC SYSTEM.
GEAR APPLICATION

Shift Lever Position Gear
"D" Overdrive
"2" 3rd
"L" 1st
"R" Reverse
"P" Park