Ford Service Docs: OBD II Theory & Operation

dmeyer302

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Found this doc tonight. Looks like a good resource for troubleshooting down the road. Highlights I found are:
  • OBD trouble code listing and explanation, looks to be the manufacturer specific codes only.
  • Sensor diagnostics (oscilloscope stuff)
  • 10R80 power flow and operating theory

Direct link for 2019 MY: http://www.fordservicecontent.com/ford_content/catalog/motorcraft/OBDSM1900.pdf
Parent page with link (all years/fuels): https://www.motorcraftservice.com/freeresources/obd

Admin: sticky recommended for this.
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weasel1

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Good info. Hopefully I'll never need it!
 

P. A. Schilke

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Hi Dan,

Thanks for the links!

Best,
Phil Schilke
Ranger Vehicle Engineering
Ford Motor Co. Retired
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