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Home >> Toyota >> 2020 >> Highlander L, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 42 (Engine Control System (T24A-FTS) - Diagnostic Codes (10 Of 11)) >> SFI System >> DTC P2182-11: Engine Coolant Temperature Sensor 2 Circuit Short to Ground [10/2022 - ] >> Description

DTC P2182-11: Engine Coolant Temperature Sensor 2 Circuit Short to Ground [10/2022 - ]: Description

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A thermistor, whose resistance value varies according to the engine coolant temperature, is built into the engine coolant temperature sensor (for cylinder head side). The structure of the sensor and its connection to the ECM are the same as those of the intake air temperature sensor.

Refer to DTC P0110-11.

Refer to DESCRIPTION

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Note
P2182-11 Engine Coolant Temperature Sensor 2 Circuit Short to Ground The engine coolant temperature sensor (for cylinder head side) output voltage is less than 0.081 V for 3 seconds or more (1 trip detection logic).
  • Short in engine coolant temperature sensor (for cylinder head side) circuit
  • Engine coolant temperature sensor (for cylinder head side)
  • ECM
Comes on SAE Code: P2184

HINT: 

When a DTC is output, check the Data List item "Coolant Temperature Sensor2" using the GTS.

Refer to DATA LIST / ACTIVE TEST [10/2022 - 11/2023] , or refer to DATA LIST / ACTIVE TEST [11/2023 - ]

DTC No. Coolant Temperature Sensor2 Malfunction
P2182-11 140°C (284°F) or higher Short to ground in THW2 circuit

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