DTC P0197: Engine Oil Temperature (EOT) Sensor Circuit Low
WARNING: This page does not describe the selected car, but rather 30 other vehicles, including the 2006 Mercury Mountaineer, 2006 Mercury Monterey, 2006 Mercury Montego, 2006 Mercury Mariner, and 2006 Mercury Grand Marquis. However, it is still accessible from the selected car via links, so may be relevant.
P0197 - ENGINE OIL TEMPERATURE (EOT) SENSOR CIRCUIT LOW
| Description: | Indicates EOT signal voltage is low (high temperature). | ||
| Possible Causes: |
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| Diagnostic Aids: | An EOT V PID reading less than 0.2 volt with the key on engine off (KOEO) or during any engine operating mode indicates a short to ground. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to Pinpoint Test DY . | ||