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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 71 (Engine Control System (A25A-FXS) - Diagnostic Codes (P0030-P008B)) >> SFI System >> DTC P0036-12: HO2S Heater Control Circuit Bank 1 Sensor 2 Circuit Short to Battery; DTC P0036-13: A/F (O2) Heater Control Circuit Bank 1 Sensor 2 Circuit Open; DTC P102A-9E: O2 Sensor Heater Performance Bank 1 Sensor 2 Stuck On [10/2022 - 11/2023] >> Monitor Strategy

Monitor Strategy

WARNING: This page is about a different variant/trim than selected.
Related DTCs P0037: Air fuel ratio sensor (sensor 2) heater range check (low current)
P0038: Air fuel ratio sensor (sensor 2) heater range check (high current)
P102D: Air fuel ratio sensor (sensor 2) heater performance
Required Sensors/Components (Main) Air fuel ratio sensor (sensor 2) heater
Required Sensors/Components (Related) -
Frequency of Operation Continuous
Duration 10 seconds: P0037 and P0038
5 seconds: P102D
MIL Operation Immediate
Sequence of Operation None
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