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2006 Ford Freestyle SE 3.0L V-6 DOHC 24V with the following codes:

Misfire Detected On Startup (P0316)
Cylinder 4 Misfire Detected (P0304)
(ECU) defective (B1342) Might Fail Inspection

Vehicle: 2006 Ford Freestyle SE 3.0L V-6 DOHC 24V

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There is no information in the factory service manual on how to repair a defective Air Bag ECU. There are some shops that specialize in ECUs repair, you can find the shops online or on eBay. The B1342 is not related to the other codes.

P0316 FORD - Misfire Detected On Startup First 1000 Revolutions
Read more: https://www.autocodes.com/p0316_ford.html

P0304 FORD - Cylinder 4 Misfire Detected
Read more: https://www.autocodes.com/p0304_ford.html

B1342 FORD - ECU Is Defective
Read more: https://www.autocodes.com/b1342_ford.html

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