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Home >> Mazda >> 2004 >> Tribute ES, 4WD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle - Overhaul >> Pump Assembly >> Disassembly Note
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Disassembly Note

Fig 1: Exploded View Of Pump Assembly
G00985394Courtesy of MAZDA MOTORS CORP.
  1. Remove and discard the seven pump support seal rings from the pump support.
    Fig 2: Removing Pump Support Seal Rings From Pump Support
    G00985395Courtesy of MAZDA MOTORS CORP.
  2. Remove the six pump support bolts.
    Fig 3: Removing Pump Support Bolts
    G00985396Courtesy of MAZDA MOTORS CORP.
  3. Separate the pump support and body assembly.
    1. Remove the pump support.
    2. Remove the pump body separator plate gasket.
    3. Remove the pump body separator plate.
    4. Remove the pump body.
    Fig 4: Separating Pump Support & Body Assembly
    G00985397Courtesy of MAZDA MOTORS CORP.
  4. Remove and discard the pump seal.
    Fig 5: Removing Pump Seal
    G00985398Courtesy of MAZDA MOTORS CORP.
  5. Remove the pump drive gear assembly.
    1. Pump drive gear insert.
    2. Pump drive gear.
    3. Pump driven gear.
    Fig 6: Removing Pump Drive Gear Assembly
    G00985399Courtesy of MAZDA MOTORS CORP.
    WARNING:
    • Air pressure must not exceed 138 kPa (20 psi). Wear safety glasses when using compressed air. Failure to follow these instructions can result in personal injury.
  6. Clean all parts thoroughly in clean solvent and blow dry with moisture-free regulated compressed air.
  7. Inspect the pump body and gears for damage and wear.
    1. Driven Gear Teeth
    2. Drive Gear Teeth
    3. Gear Bore
    4. Crescent
    5. Lubrication Passages And Holes
  1. Inspect the pump support apply circuit passages and lubrication passages.
    1. Rear Lube (from cooler TC circuit)
    2. Reverse Clutch (RC)
    3. Direct Clutch (DC)
    4. Forward Clutch (FC)
    5. Coast Clutch (CC)
    6. Converter Clutch Bypass (CBY)
    Fig 7: Inspecting Pump Support Apply Circuit Passages
    G00985400Courtesy of MAZDA MOTORS CORP.