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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 Z: Rattle At Idle

Pinpoint Test Z: Rattle At Idle

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  1. Normal Operation and Fault Conditions 

    • Broken dual mass flywheel 

      • With the engine idling and the transmission in NEUTRAL, slowly press the clutch. If an excessive gear rattle is heard while cycling the clutch, remove the clutch and inspect the flywheel. REFER to: Clutch Disc and Pressure Plate

    Possible Sources 

    • Dual mass flywheel

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