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Home >> Ford >> 2000 >> Taurus LX, 3.0 2, AX4N >> Repair and Diagnosis >> External Pages >> Different car >> Section 992 (MULTIFUNCTION Electronic Modules -- F250-F550 Super Duty) >> Diagnostic Tests >> Upfitter Relay Box >> Inspection and Verification

Inspection and Verification

WARNING: This page is about a different car, the 2007 Ford Pickup, 2007 Ford F550 Super Duty, 2007 Ford F450 Super Duty, and 2007 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
  1. Verify the customer concern.
  2. Visually inspect the following for obvious signs of mechanical or electrical damage.
    VISUAL INSPECTION CHART

    Electrical
    • Central junction box (CJB) fuse(s):
      • 3 (10A)
      • 5 (10A)
      • 29 (10A)
      • 108 (30A)
      • 109 (30A)
      • 115 (20A)
    • Upfitter relay box fuse 701 (5A)
    • Circuitry
    • Upfitter relay No.1
    • Upfitter relay No.2
    • Upfitter relay No.3
    • Upfitter relay No.4
    • Upfitter relay box
    • Upfitter switch(es)
  3. If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
  4. If the cause is not visually evident, verify the symptom. Go to Symptom Chart .