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Home >> Lexus >> 2010 >> HS 250h >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Control (Diagnostic Codes (P0343-747 - P0A78-282) >> Hybrid Control System >> DTC P0A2C-247: Drive Motor "A" Temperature Sensor Circuit Low; DTC P0A2D-249: Drive Motor "A" Temperature Sensor Circuit High >> Description

DTC P0A2C-247: Drive Motor "A" Temperature Sensor Circuit Low; DTC P0A2D-249: Drive Motor "A" Temperature Sensor Circuit High: Description

Refer to the description for DTC P0A2B-248. Refer toDESCRIPTION .

DTC No. INF Code DTC Detection Condition Trouble Area
P0A2C 247 Short or short to GND in the motor temperature sensor circuit
  • Hybrid vehicle transaxle assembly (Motor temperature sensor)
  • Wire harness or connector
  • Hybrid vehicle control ECU
P0A2D 249 Open or short to +B in the motor temperature sensor circuit

HINT: 

After confirming that DTC P0A2C-247 or P0A2D-249 is output, use the Techstream to check "Motor Temp No1" in the hybrid vehicle control ECU Data List.

Displayed Temperature Malfunction
-58°F (-50°C) Open circuit or short to +B
401°F (205°C) Short circuit or short to GND