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Home >> Ford >> 2022 >> Bronco Raptor >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 12 (Four-Wheel Drive Systems - Advanced 4X4 With 4A Mode - Manual) >> Diagnosis And Testing >> Four-Wheel Drive Systems >> Symptom Chart -- NVH

Symptom Chart -- NVH

WARNING: This page is about a different variant/trim than selected.
NOTE: NVH symptoms should be identified using the diagnostic tools that are available. For a list of these tools, an explanation of their uses and a glossary of common terms, refer to Noise, Vibration And Harshness (NVH). Since it is possible any one of multiple systems may be the cause of a symptom, it may be necessary to use a process of elimination type of diagnostic approach to pinpoint the responsible system.

Diagnostics in this service information assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Noise, Vibration and Harshness (NVH) .

Condition Actions
Clicking/whirring noise from transfer case at start up GO to Pinpoint Test V 
The transfer case makes noise Possible Sources:
Internal components or Fluid level 
GO to Pinpoint Test W 
Noise from the front axle REFER to: Front Drive Axle .
Noise from the rear axle REFER to: Electronic Locking Differential (ELD) . REFER to: Rear Drive Axle and Differential .
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