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Home >> Toyota >> 2020 >> 86 Base, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Diagnostic Codes (1 Of 6) >> SFI System >> DTC P0072: Ambient Air Temperature Sensor Circuit Low Input; DTC P0073: Ambient Air Temperature Sensor Circuit High Input [06/2016 - ] >> Description
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DTC P0072: Ambient Air Temperature Sensor Circuit Low Input; DTC P0073: Ambient Air Temperature Sensor Circuit High Input [06/2016 - ]: Description

Refer to P0071 (Refer to DESCRIPTION  Refer to DTC P0071: Ambient Air Temperature Sensor Range / Performance [07/2018 - ] ).

DTC No. DTC Detection Condition Trouble Area
P0072 Ambient air temperature sensor voltage is less than 0.89 V for 2.5 seconds or more.
(1 trip detection logic)
  • CAN communication system
  • Combination meter assembly
  • Open or short in ambient air temperature sensor circuit
  • Ambient air temperature sensor
  • ECM
P0073 Ambient air temperature sensor voltage is more than 3.29 V for 2.5 seconds or more.
(1 trip detection logic)