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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 62 (Hybrid Control System (AWD) - Diagnostic Codes (6 Of 6) & Circuit Tests (1 Of 2)) >> HYBRID CONTROL SYSTEM (for AWD) >> DTC P274A-1C: Transmission Fluid Temperature Sensor "C" Voltage Out of Range; DTC P274A-1F: Transmission Fluid Temperature Sensor "C" Circuit Intermittent [12/2019 - 11/2023] >> Description

DTC P274A-1C: Transmission Fluid Temperature Sensor "C" Voltage Out of Range; DTC P274A-1F: Transmission Fluid Temperature Sensor "C" Circuit Intermittent [12/2019 - 11/2023]: Description

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

Refer to the description for DTC P274A-11.

Refer to DESCRIPTION 

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate
P274A-1C Transmission Fluid Temperature Sensor "C" Voltage Out of Range After a long soak, the value of the transmission fluid temperature sensor is different from the value of the other temperature sensors.
(2 trip detection logic)
  • Wire harness or connector
  • Hybrid vehicle transaxle assembly (Transmission fluid temperature sensor)
Comes on Master Warning:
Comes on
P274A-1F Transmission Fluid Temperature Sensor "C" Circuit Intermittent Sudden change in transmission fluid temperature sensor output or hunting:
Unusual sudden change in transmission fluid temperature sensor output occurs and offset condition continues for a certain period of time, or unusual change in transmission fluid temperature sensor output occurs repeatedly.
(1 trip detection logic)
  • Wire harness or connector
  • Hybrid vehicle transaxle assembly (Transmission fluid temperature sensor)
Comes on Master Warning:
Comes on
RELATED DATA LIST

DTC No. Data List
P274A-1C
  • Generator Temperature
  • Motor Temperature
  • Transaxle Oil Temperature
P274A-1F Transaxle Oil Temperature