DTC P0197: Engine Oil Temperature (EOT) Sensor Circuit Low Input
WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2005 Mercury Sable, 2005 Mercury Mountaineer, 2005 Mercury Monterey, 2005 Mercury Montego, and 2005 Mercury Mariner. However, it is still accessible from the selected car via links, so may be relevant.
P0197 - ENGINE OIL TEMPERATURE (EOT) SENSOR CIRCUIT LOW INPUT
| 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 hard fault short to ground. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to DY: Engine Oil Temperature (EOT) Sensor STEP DY2. | ||