LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lincoln >> 2003 >> Aviator RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Four Wheel Drive Systems) >> Diagnosis And Testing >> Four-Wheel Drive Control Module Diagnostic Trouble Code Index >> Pinpoint Test A: No Communication With The Four-Wheel Drive (4WD) Control Module >> Possible Causes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Fig 1: Pinpoint Test A: No Communication With The Four-Wheel Drive (4WD) Control Module (Step A1)
G01635516Courtesy of FORD MOTOR CO.
Fig 2: Pinpoint Test A: No Communication With The Four-Wheel Drive (4WD) Control Module (Steps A1 Cont. & A2)
G01635517Courtesy of FORD MOTOR CO.