LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2019 >> Q50 Pure, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 249 (Engine Control System (DTCS) (6 Of 19)) >> DTC Diagnosis >> Engine (ECM) >> DTC P0197: Engine Oil Temperature Sensor >> DTC Description - VR30DDTT Engine >> DTC Detection Logic
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Detection Logic

WARNING: This page is about a different car, the 2020 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

P0197

EOT SEN/CIRC

(Engine oil temperature sensor circuit low)

An excessively low voltage from the sensor is sent to ECM.