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Home >> Ford >> 2021 >> Bronco Base, 2D Utility, 2.3L Eng VIN H, Part Time T/Case Control, Automatic Trans >> Repair and Diagnosis (Single Page) >> Transmission >> Transfer Case >> Four-Wheel Drive Systems - Advanced 4X4 With 4A Mode (With Manual Transmission) >> Diagnosis And Testing >> Four-Wheel Drive Systems >> Global Customer Symptom Code (GCSC) Chart
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Global Customer Symptom Code (GCSC) Chart

Diagnostics in this service information assume a certain skill level and knowledge of Ford-specific diagnostic practices.

Customer Symptom Action
Driver Aides and Information > Owner Guides/Labels > Operating Manual > Inaccurate GO to Pinpoint Test T 
Start/Run/Move > Moving > 4 x 4 Function > Intermittent GO to Pinpoint Test I 
Start/Run/Move > Moving > 4 x 4 Function > Intermittent GO to Pinpoint Test M 
Start/Run/Move > Moving > 4 x 4 Function > Intermittent GO to Pinpoint Test N 
Start/Run/Move > Moving > 4 x 4 Function > Intermittent GO to Pinpoint Test O 
Start/Run/Move > Moving > 4 x 4 Function > Intermittent GO to Pinpoint Test S 
Start/Run/Move > Moving > 4 x 4 Function > Intermittent GO to Pinpoint Test U 
Start/Run/Move > Noise > Moving/Driving > Always GO to Pinpoint Test V 
Start/Run/Move > Noise > Moving/Driving > Always GO to Pinpoint Test W 
Driving Performance > Lack/Loss of Power > Acceleration >Always GO to Pinpoint Test H 
Stop/Steer/Ride > Fluids > Transfer Case Fluids > Visible Leak GO to Pinpoint Test P 
Stop/Steer/Ride > Fluids > Transfer Case Fluid > Visible Leak GO to Pinpoint Test Q 
Stop/Steer/Ride > Fluids > Transfer Case Fluid > Visible Leak GO to Pinpoint Test R 
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