NOTE: The generic electronic module (GEM) forms part of the central junction box (CJB).
NOTE: Before reading out the vehicle-specific data, remake all the electrical connections which were separated in the vehicle, so that communication between the module and the Ford approved diagnostic tool is ensured.
1. Verify the customer concern.
2. Visually check the following electrical causes for the concern:
Visual Inspection
Electrical
3. Resolve any obvious causes or concerns found during the visual inspection before carrying out any further tests.
4. If the cause is not visually evident, verify the symptom and refer to the diagnostic tab within the Ford approved diagnostic tool.