LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2015 >> Avalon Hybrid Limited >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Control System - Diagnostic Codes - (Hybrid) (1 Of 8) >> Hybrid Control System >> DTC P0A38-257: Generator Temperature Sensor Circuit Low; DTC P0A39-259: Generator Temperature Sensor Circuit High [10/2014 - 10/2015] >> Description

DTC P0A38-257: Generator Temperature Sensor Circuit Low; DTC P0A39-259: Generator Temperature Sensor Circuit High [10/2014 - 10/2015]: Description

Refer to the description for DTC P0A37-260 (Refer to DESCRIPTION ).

DTC No. INF Code DTC Detection Condition Trouble Area
P0A38 257 Short to GND in the generator temperature sensor circuit
  • Wire harness or connector
  • Power management control ECU
  • Hybrid vehicle transaxle assembly (Generator temperature sensor)
P0A39 259 Open or short to +B in the generator temperature sensor circuit

HINT: 

After confirming that DTC P0A38-257 or P0A39-259 is output, use the Techstream to check "Motor Temp No2" in the power management control ECU Data List.

Displayed Temperature Malfunction
-40°C (-40°F) Open circuit or short to +B
215°C (419°F) Short circuit or short to GND