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Home >> Ford >> 2021 >> Bronco Wildtrak, 4D Utility >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 19 (Manual Transmission - 7-Speed Manual Transmission - Mt88) >> Diagnosis And Testing >> Manual Transmission >> Pinpoint Tests >> Pinpoint Test I: Transmission Jumps Out Of Gear

Pinpoint Test I: Transmission Jumps Out Of Gear

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  1. Normal Operation and Fault Conditions 

    • Transmission-to-engine mounting bolts 

    • Pilot bearing 

      • Check for a binding condition between the input shaft and the engine crankshaft pilot bearing or bushing. If there is any binding, install a new pilot bearing. REFER to: Pilot Bearing

    • Internal transmission components 

      • Inspect the synchronizer sleeves for free movement on their hubs.

      • Inspect the synchronizer blocking rings for widened index slots, rounded clutch teeth, and smooth internal surface.

      • Inspect the synchronizer sliding sleeve and the gear clutch teeth for wear and damage.

      • Check shift forks for worn or loose mounting on shift rails.

    • Gear teeth 

      • Inspect the transmission gear teeth for damage or wear. Install new components as necessary.

    Possible Sources 

    • Transmission-to-engine mounting bolts
    • Crankshaft pilot bearing
    • Internal damage
    • Gear teeth

  2. Diagnostic steps are not provided for this symptom or DTC. REFER to: Diagnostic Methods