The transmission temperature on your 2003 Mercury Marauder should run through the computer and be accessible through the OBD-II port using the Edge Insight, # EP84030. The parameters that you could potentially monitor include:
Battery Voltage
Intake Air Temperature (IAT)
Engine Oil Pressure (EOP)
Engine Coolant Temperature (ECT)
Engine Oil Temperature (EOT)
Transmission Fluid Temperature (TFT)
Miles Per Hour (MPH)
Miles Per Gallon (MPG)
Revolutions Per Minute (RPM)
1/4-mile and 0 - 60 times view full answer...
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