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Home >> Infiniti >> 2004 >> Q45 >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Diagnosis >> On-Vehicle Service >> Revolution Sensor >> Removal

Revolution Sensor: Removal

  1. Disconnect the negative battery terminal.
  2. Drain ATF through drain plug.
  3. Remove exhaust front tube and center muffler with power tool. Refer to REMOVAL .
  4. Remove propeller shaft. Refer to REMOVAL AND INSTALLATION .
  5. Disconnect heated oxygen sensor 2 harness connector.
  6. Remove oil pan and oil pan gasket.
    Fig 1: Removing Oil Pan And Oil Pan Gasket
    G00740256Courtesy of NISSAN MOTOR CO., U.S.A.
  7. Check foreign materials in oil pan to help determine causes of malfunction. If the A/T fluid is very dark, smells burned, or contains foreign particles, the frictional material (clutches, band) may need replacement. A tacky film that will not wipe clean indicates varnish build up. Varnish can cause valves, servo, and clutches to stick and can inhibit pump pressure.
  8. Support transmission assembly with a transmission jack.
    CAUTION: When setting transmission jack, place wooden blocks to prevent from damaging control valve and transmission case.
  9. Remove engine rear member with power tool. Refer to REMOVAL .
    Fig 2: Removing Engine Rear Member
    G00740258Courtesy of NISSAN MOTOR CO., U.S.A.
  10. Remove tightening bolts for output shaft & companion flange complement and transmission case. (With terminal bracket)
    Fig 3: Removing Bolts For Output Shaft & Companion Flange Complement And Transmission Case With terminal bracket
    G00740259Courtesy of NISSAN MOTOR CO., U.S.A.
  11. Tap output shaft & companion flange complement with soft hammer.
    Fig 4: Tapping Output Shaft & Companion Flange Complement With Soft Hammer
    G00740260Courtesy of NISSAN MOTOR CO., U.S.A.
  12. Remove output shaft & companion flange complement from transmission assembly. (With needle bearing)
    Fig 5: Removing Output Shaft & Companion Flange Complement From Transmission Assembly With Needle Bearing
    G00740261Courtesy of NISSAN MOTOR CO., U.S.A.
  13. Remove revolution sensor connector.
  14. Straighten terminal clips to free revolution sensor harness then remove terminal clips.
    Fig 6: Locating Revolution Sensor Connector
    G00740262Courtesy of NISSAN MOTOR CO., U.S.A.
  15. Remove revolution sensor from transmission assembly.
    CAUTION:
    • Do not subject it to impact by dropping or hitting it.
    • Do not disassemble.
    • Do not allow metal filings, etc., to get on the sensor's front edge magnetic area.
    • Do not place in an area affected by magnetism.
    Fig 7: Locating Revolution Sensor
    G00740263Courtesy of NISSAN MOTOR CO., U.S.A.
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