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Home >> Isuzu >> 2004 >> Axiom Base, RWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission >> Diagnosis >> Manual Shifting Test

Manual Shifting Test

NOTE: With this test, it can be determined whether the trouble lies within the electrical circuit or is a mechanical problem in the transmission.
  1. Disconnect TCM connector

    Inspect manual driving operation

  2. Inspect manual driving operation

    Check that the shift and gear positions correspond with the table.

    If the "L", "2" "3" and "D" range gear positions are difficult to distinguish, do perform the following road test.

    While driving, shift through the "L", "2" "3" and "D" ranges. Check that the gear change corresponds to the gear position.

    If any abnormality is found in the above test, do perform the stall, time lag or gear change tests.

    Fig 1: Checking Shift & Gear Positions Correspond
    G02789020Courtesy of ISUZU MOTOR CO.
  3. Connect the TCM connector. With the engine off, connect the TCM connector.