LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2010 >> FX35 AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (VQ35HR) - DTC P0196 Through P0607 >> DTC P0197, P0198: EOT Sensor >> DTC Logic >> DTC Detection Logic
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Detection Logic

DTC DETECTION CONDITION AND POSSIBLE CAUSES REFERENCE TABLE

DTC No. Trouble Diagnosis Name DTC Detecting Condition Possible Cause
P0197 Engine oil temperature sensor circuit low input An excessively low voltage from the sensor is sent to ECM.
  • Harness or connectors. The sensor circuit is open or shorted.
  • Engine oil temperature sensor
P0198 Engine oil temperature sensor circuit high input An excessively high voltage from the sensor is sent to ECM.