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Home >> Lexus >> 2005 >> SC 430 >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Electronic Controlled Automatic Transmission (ECT) - Diagnostics >> Manual Shifting Test

Manual Shifting Test

  1. PERFORM MANUAL SHIFTING TEST 

    HINT:

    By this test, it can be determined whether the trouble is within the electrical circuit or is a mechanical problem in the transmission.

    1. Disconnect the transmission wire connector.
    2. Fig 1: Disconnecting Transmission Wire Connector
      G02956010Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Inspect the manual driving operation.
      1. Check that the shift lever and gear positions correspond to SHIFT LEVER POSITION TABLE .
      2. While driving, move the shift lever to L, 2, 3, 4 and D.
      3. Check that the gear change corresponds to the shift lever position.
        SHIFT LEVER POSITION TABLE

        Shift Lever Position Gear Position
        D 5th
        4 5th
        3 4th
        2 3rd
        L 3rd
        R Reverse
        P Pawl Lock

        If the results are not as specified, the transmission may be malfunctioning.

        HINT:

        If the gear positions are hard to distinguish when the shift lever is on L, 2, 3, 4 and D, perform the ROAD TEST  .

    4. Connect the transmission wire connector.
    5. Clear the DTCs (see DTC CHECK/CLEAR  ).