NOTE: The generic electronic module (GEM) forms part of the central junction box (CJB).
NOTE: If the generic electronic module (GEM) is changed, the new one must be reinitialized. For this purpose, the vehicle-specific data is read out of the module to be replaced using the Ford approved diagnostic tool and is transferred to the new module.
REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).
NOTE: Before reading out the vehicle-specific data, remake all the electrical connections to the module to be removed, so that communication between the module and the Ford approved diagnostic tool is ensured.
1. Verify the customer concern.
2. Visually inspect for obvious signs of mechanical and electrical damage: NOTE: Ensure correct engagement of the wiring harness connectors.
Visual Inspection Char1:
Mechanical | Electrical |
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3. Resolve any obvious causes or concerns found during the visual inspection before carrying out any further tests.
4. If the concern persists after the visual inspection, PERFORM a fault diagnosis on the generic electronic module (GEM) using the Ford approved diagnostic tool and RESOLVE the fault(s) displayed according to the fault description. CHECK the operation of the system.
5. On a vehicle without stored fault(s), continue according to the Symptom Chart and the corresponding symptom.
6. After checking or rectifying the fault(s) and finishing the work, READ OUT the fault memory in the generic electronic module (GEM) and DELETE any saved faults. After performing a road test and CHECKING the system, READ OUT the fault memories again.