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Home >> Ford >> 2001 >> Excursion 4WD V10-6.8L VIN S >> Repair and Diagnosis >> Restraints and Safety Systems >> Air Bag Systems >> Testing and Inspection >> Pinpoint Tests >> Vehicles Built Before 10/2/2000 >> Test V: No Communication With the ECS Module
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Test V: No Communication With the ECS Module

Pinpoint Test V1:





Pinpoint Test V2-V3:






Pinpoint Test V: No Communication with the ECS Module

Normal Operation

The scan tool communicates with the Electronic Crash Sensor (ECS) module and monitors through the data link connector (DLC) C223-7, circuit 70 (LB/WH).

Possible Causes

A no communication with the ECS module fault can be caused by:
- wiring, terminals, or connectors.
- a faulty Data Link Connector (DLC).
- a damaged or inoperative ECS module.
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