Section 07-14B: Park/Neutral Position (PNP) Switch
1996 F-150, F-250, F-350 4x2 and F-250, F-350 4x4 Vehicles Equipped with C6 Automatic Transmission Workshop Manual
DIAGNOSIS AND TESTING

Inspection and Verification

  1. Visually inspect the system components for customer's concern.

  1. Verify wiring and connections for the switch to find looseness, corrosion, damage, or other obvious causes for a malfunction.

  1. If an obvious cause for an observed or reported malfunction is found, correct the cause if possible before proceeding to the next step.

  1. If the cause of the malfunction cannot be found by system inspection, proceed to the symptom chart which serves as a guide for further diagnosis to validate customer's concern.