Econoline E550 V8-7.3L DSL Turbo VIN F (2002)
2. Obtain a 6 mm (0.24 in) weld nut (part number N806285-S190).
3. Obtain a 6 mm (0.24 in) grounding screw (part number N806327-S190).
4. Route a sufficient length of copper welding wire through the weld nut clearance hole and back out an adjacent access hole.
5. Feed the copper welding wire through the weld nut, then through a standard flatwasher.
6. Secure the flatwasher so that it cannot be pulled off the end of the copper welding wire.
7. Pull the copper welding wire back through the clearance hole, allowing the weld nut and flatwasher to follow the copper welding wire through.
8. Position the weld nut to the weld nut clearance hole, firmly pulling on the copper welding wire allowing the secured flatwasher to hold the weld
nut in position.
9. Holding the weld nut securely in place and using a MIG welder, weld in four places around the edge of the weld nut.
10. Metal finish as required.
11. Verify the nut is securely in place.
12. Install the crash sensor.
13. Tighten the attaching screws to specification. Refer to Torque Specifications in this section.
Stripped Weld Nut, Air Bag ECS and Front Crash Sensor
Weld Nut Repair Stripped Weld Nut, Air Bag Electronic Crash Sensor (ECS) and Front Crash Sensor
WARNING: To avoid accidental deployment and possible personal injury, the backup power supply must be depleted before repairing or
replacing any front or side air bag supplemental restraint system (SRS) components and before servicing, replacing, adjusting or striking
components near the front or side air bag sensors, such as doors, instrument panel, console, door latches, strikers, seats and hood latches.
Please refer to the appropriate vehicle shop manual to determine location of the front air bag sensors.
To deplete the backup power supply energy, disconnect the battery ground cable and wait at least one minute. Be sure to disconnect
auxiliary batteries and power supplies (if equipped).
1. Depower the system. For additional information, See: Body and Frame/Interior Moulding / Trim/Dashboard / Instrument Panel/Air Bag(s) Arming
and Disarming/Service and Repair
2. Obtain an 8 mm (0.32 in) grounding screw (part number N802455-S190).
3. Drill out the internal threads of the stripped-out weld nut to 7.37 mm (0.29 in) using a letter "L" size drill bit.
4. Position the crash sensor to the vehicle.
5. Install the 8 mm (0.32 in) grounding screw into the drilled-out weld nut.
6. Install the remaining attaching screws.
7. Tighten the attaching screws to specification. Refer to Torque Specifications in this section.
