2004 Isuzu Axiom Base, RWDFACTORY OEM SERVICE PROCEDURE

Major Components (2): Disassembly

  1. Remove the six bolts and remove the converter housing.
    Fig 1: Removing Converter Housing Bolts
    G02789131Courtesy of ISUZU MOTOR CO.
  2. Remove the oil pan.
    NOTE: Do not turn over the transmission as this will contaminate the valve body with foreign materials in the bottom of the oil pan.
    • Remove the nineteen bolts.
    • Remove oil pan by lifting the transmission case.

    Oil pan seal cutter:  J-37228

    Fig 2: Removing Oil Pan
    G02789132Courtesy of ISUZU MOTOR CO.
  3. Examine particles in oil pan.
    • Remove the magnet and use it to collect any steel chips.
    • Look carefully at the chips and particles in the oil pan and on the magnet to anticipate what type of wear you will find in the transmission:

      Steel (magnetic)......bearing, gear and clutch plate wear

      Brass (non-magnetic)... bushing wear

    Fig 3: Removing Magnet & Collecting Steel Chips
    G02789133Courtesy of ISUZU MOTOR CO.
  4. Remove the oil strainer assembly.

    Remove four bolts holding the oil strainer.

    Fig 4: Removing Oil Strainer Assembly
    G02789134Courtesy of ISUZU MOTOR CO.
  5. Remove the valve body.
    • Disconnect the connectors from the solenoid S1 (1), S2 (2), lock-up solenoid (3) and pressure control solenoid (4).
      Fig 5: Disconnecting Connectors From Solenoid
      G02789135Courtesy of ISUZU MOTOR CO.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.