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Home >> Mazda >> 2003 >> Tribute ES, FWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle - Service, Removal, Installation & Overhaul >> Pump Assembly >> Disassembly Note

Disassembly Note

Fig 1: Exploded View Of Pump Assembly
G01901855Courtesy of MAZDA MOTORS CORP.
Fig 2: Removing Pump Support Seal Rings From Pump Support
G01901856Courtesy of MAZDA MOTORS CORP.
  1. Remove and discard the seven pump support seal rings from the pump support.
    Fig 3: Removing Six Pump Support Bolts
    G01901857Courtesy of MAZDA MOTORS CORP.
  2. Remove the six pump support bolts.
    Fig 4: Separating Pump Support And Body Assembly
    G01901858Courtesy 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 5: Removing And Discard Pump Seal
      G01901859Courtesy of MAZDA MOTORS CORP.
  4. Remove and discard the pump seal.
    Fig 6: Removing Pump Drive Gear Assembly
    G01901860Courtesy of MAZDA MOTORS CORP.
  5. Remove the pump drive gear assembly.
    1. Pump drive gear insert.
    2. Pump drive gear.
    3. Pump driven gear.
      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
      Fig 7: Inspecting Pump Support Apply Circuit Passages And Lubrication Passages
      G01901861Courtesy of MAZDA MOTORS CORP.
  8. 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)