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TuningBot DTC Database · v4.37.15

P102D Heated oxygen sensor (HO2S) 2, bank 1 - heater circuit malfunction - stuck on

1 manufacturer-specific interpretation across 1 manufacturer in the TuningBot DTC database.

P · PowertrainEmissionsOBD2
Brand pages:Toyota

Toyota

1 interpretation
P102D
Heated oxygen sensor (HO2S) 2, bank 1 - heater circuit malfunction - stuck on Toyota · emissions Data confidence 62%

The control module detected improper operation of the Heated oxygen sensor (HO2S) 2, bank 1 - heater circuit. This is the manufacturer-specific definition used by Toyota.

Possible causes

ECM

Related and nearby codes

How to read P102D

P

Powertrain: engine, transmission and driveline systems.

1

Manufacturer-defined range: the meaning can differ between brands.

02D

Specific fault index within the subsystem.

Frequently asked questions about P102D

What does P102D mean?

Heated oxygen sensor (HO2S) 2, bank 1 - heater circuit malfunction - stuck on. The control module detected improper operation of the Heated oxygen sensor (HO2S) 2, bank 1 - heater circuit. This is the manufacturer-specific definition used by Toyota.

Is P102D generic or manufacturer-specific?

P102D is a manufacturer-specific code. In this database it is documented for: Toyota. The same number can mean something different on other brands.

Can TuningBot remove P102D at file level?

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.

Other file services

ECU tuningStage 1 dyno results for Toyota engines See the results →

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