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richardsMk8

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I am trying register my 1998 Lincoln Mark 8. I plugged the scanner tool in the OBD port. I have a P0705, P0708 and P1414. How do I troubleshoot these errors?
 
I won't be much help cause for the transmission range sensor in the mark i just swap in a spare one and for the air injection I got rid of it for headers
 
In the CD Workshop manual, P0705 & P0707 reference Note 3.

Note: 3: Go to the Workshop Manual Powertrain Group, Transmission Section to perform complete diagnosis.

1998 Mark VIII Workshop Manual
P0705​
Digital T Sensor​
Digital TR sensor malfunction​
Digital TR sensor, circuit or PCM indicates short.​
Increase in EPC pressure.​
P0707​
Digital TR Sensor, Wiring, PCM​
Digital TR sensor circuit below minimum voltage​
Digital TR sensor, circuit or PCM shorted or grounded.​
Increase in EPC pressure.​

I've attached some PDFs that might be helpful.
 

Attachments

  • Mark VIII P1414.pdf
    561.8 KB · Views: 5
  • Mark VIII Transmission Range Sensor.pdf
    420.2 KB · Views: 3
  • Mark VIII Transmission On-Board Diagnostics.pdf
    1.4 MB · Views: 3

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