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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 122 (Engine Control System (A25A-FXS) - Diagnostic Codes (P0190-P0220)) >> SFI System >> DTC P0195-15: Engine Oil Temperature Sensor Circuit Short to Battery or Open [11/2023 - ] >> Description

DTC P0195-15: Engine Oil Temperature Sensor Circuit Short to Battery or Open [11/2023 - ]: Description

WARNING: This page is about a different variant/trim than selected.

Refer to DTC P0195-11.

Refer to DESCRIPTION 

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note
P0195-15 Engine Oil Temperature Sensor Circuit Short to Battery or Open The engine oil temperature sensor output voltage is higher than 4.865 V for 5 seconds or more (1 trip detection logic).
  • Open or short in engine oil temperature sensor circuit
  • Oil pressure and temperature sensor
  • ECM
  • Except Mexico models: Comes on
  • Mexico models: Does not come on
DTC stored
  • SAE Code: P0198
  • DTC for Mexico Models: Applies

HINT: 

When this DTC is output, check the engine oil temperature in the Data List. Enter the following menus: Powertrain / Engine / Data List / Engine Oil Temperature Sensor.

DTC No. Engine Oil Temperature Sensor Malfunction
P0195-15 Higher than 168°C (334°F)
  • Short to +B in THEO circuit
  • Open in THEO circuit
  • Open in EPEO circuit

If the Data List value is normal it may be due to a temporary recovery from the malfunction condition. Check for intermittent problems.

Refer to CHECK FOR INTERMITTENT PROBLEMS [12/2019 - ]