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5th/6th Gear

WARNING: This page is about a different car, the 2012 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
  1. Inspect the 5th and 6th gear synchronizer cones, gear teeth and rings for wear or damage. Replace as necessary.
  2. NOTE: Set the synchronizer ring squarely on the gear and measure around the circumference.
    Fig 1: Measuring Clearance Between 5th Gear Synchronizer Ring And Flank Surface Of Gear Using Feeler Gauge
    G08024540Courtesy of FORD MOTOR CO.
  3. Using a feeler gauge, while applying pressure and rotating the synchronizer ring, measure the clearance between the 5th gear synchronizer ring and the flank surface of the gear. The measurement should be the same around the entire circumference. Replace the synchronizer ring if less than the minimum specification.
    5TH GEAR SYNCHRONIZER RING CLEARANCE

    Standard Minimum
    1.50 mm (0.059 in) 0.80 mm (0.031 in)
  4. NOTE: Set the synchronizer ring squarely on the gear and measure around the circumference.
    Fig 2: Measuring Clearance Between 6th Gear Synchronizer Ring And Flank Surface Of Gear Using Feeler Gauge
    G08024541Courtesy of FORD MOTOR CO.
  5. Using a feeler gauge, while applying pressure and rotating the synchronizer ring, measure the clearance between the 6th gear synchronizer ring and the flank surface of the gear. The measurement should be the same around the entire circumference. Replace the synchronizer ring if less than the minimum specification.
    6TH GEAR SYNCHRONIZER RING CLEARANCE

    Standard Minimum
    1.50 mm (0.059 in) 0.80 mm (0.031 in)
  6. Measure the clearance between the clutch hub sleeve and the shift fork. Replace if it exceeds the maximum specification.
    • Inspect the clutch hub sleeve and clutch hub operation. Replace if there is a malfunction.
      5TH/6TH GEAR CLUTCH HUB SLEEVE AND SHIFT FORK CLEARANCE

      Standard Maximum
      0.10-0.36 mm (0.004-0.014 in) 0.86 mm (0.033 in)
      Fig 3: Measuring Clearance Between Clutch Hub Sleeve And Shift Fork Using Feeler Gauge
      G08024542Courtesy of FORD MOTOR CO.
  7. Using a telescoping gauge, measure the ID of the 5th gear. Using a micrometer, measure the OD of the gear sleeve.
    Fig 4: Measuring OD Of Gear Sleeve Using Micrometer And ID Of 5th Gear Using Telescoping Gauge
    G08024543Courtesy of FORD MOTOR CO.
  8. Measure the telescoping gauge to determine if the gear to the gear sleeve clearances are within specifications. If not within specifications, replace as needed.
    Fig 5: Measuring Telescoping Gauge Reading Using Micrometer
    G08024544Courtesy of FORD MOTOR CO.
  9. Using a telescoping gauge, measure the ID of the 6th gear. Using a micrometer, measure the OD of the gear sleeve.
    Fig 6: Measuring OD Of Gear Sleeve Using Micrometer And ID Of 6th Gear Using Telescoping Gauge
    G08024545Courtesy of FORD MOTOR CO.
  10. Measure the telescoping gauge to determine if the gear to the gear sleeve clearances are within specifications. If not within specifications, replace as needed.
    5TH AND 6TH GEAR OIL CLEARANCE

    Gear Gear ID Gear Sleeve OD Clearance
    5th 34.00- 34.025 mm (1.3386- 1.3395 in) 33.945- 33.970 mm (1.3365- 1.3373 in) 0.030- 0.80 mm (0.001- 0.003 in)
    6th 34.00- 34.025 mm (1.3386- 1.3395 in) 33.945- 33.970 mm (1.3365- 1.3373 in) 0.030- 0.80 mm (0.001- 0.003 in)
    Fig 7: Measuring Telescoping Gauge Reading Using Micrometer
    G08024546Courtesy of FORD MOTOR CO.