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Home >> Ford >> 2015 >> Fusion Titanium, AWD >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Four-Wheel Drive Systems >> Diagnosis And Testing >> Four-Wheel Drive Systems >> Inspection and Verification
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Inspection and Verification

  1. 1.

    Verify the customer concern.

  1. 2.

    Visually inspect for obvious signs of mechanical or electrical damage.

Visual Inspection Chart 

Mechanical Electrical
Active Torque Coupling Solenoid (part of rear axle)
Power Transfer Unit
Rear Drive Unit (RDU)
Halfshafts and CV joints
Driveshaft and U-joints
Fluid leaks
Wheel/tire size and brand
Matching tire size and brand
Tire pressure		 BJB fuse 37 (15A)
Wiring harness
Connector(s)
Circuitry
AWD relay module
PCM

  1. 3.

    Clear the Diagnostic Trouble Codes (DTCs) and carry out the self-test.

  1. 4.

    If the Diagnostic Trouble Codes (DTCs) retrieved are related to the concern, GO to the DTC Chart .

  1. 5.

    If no Diagnostic Trouble Codes (DTCs) related to the concern are retrieved, GO to the Symptom Chart .
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