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Home >> Toyota >> 2007 >> Sienna LE, FWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - U151E >> Automatic Transaxle System >> Manual Shifting Test

Manual Shifting Test

  1. PERFORM MANUAL SHIFTING TEST 

    HINT:

    • With this test, it can be determined whether the trouble occurs in the electrical circuit or is a mechanical problem in the transaxle.
    • If any abnormalities are found in the following test, the problem is in the transaxle itself.
    1. Disconnect the connector of the transmission wire.
    2. Drive with the transmission wire disconnected. Shifting the shift lever in the order of L, 2, 3,4 and D position to check whether the shifting condition changes the table below.
      SHIFT POSITION AND SHIFTING CONDITION

      Shift Position Shifting Condition
      L ←→ 2 No Shift (Not Change)
      2 ←→ 3 Down Shift ↔ Up Shift
      3 ←→ 4 D No Shift (Not Change)

      HINT:

      When driving with the transmission wire disconnected, the shift lever position is in L or 2, the gear position is held in 3rd and the shift lever position is in 3, 4 or D, the gear position is held in 4th. However, when the shift position is in R or P, the operation is same as usual.

    3. Connect the connector of the transmission wire.
    4. Clear the DTC (See DTC CHECK / CLEAR  ).
      Fig 1: Locating Transmission Wire Connector
      G05136936Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002