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TuningBot DTC Database · v4.37.15

P242D Exhaust gas temperature sensor 3, bank 1 - circuit high

Generic (OBD-II) interpretation in the TuningBot DTC database.

P · PowertrainEmissionsOBD2

What P242D means

P242D
Exhaust gas temperature sensor 3, bank 1 - circuit high Generic · emissions Data confidence 78%

The control module detected that the signal in the Exhaust gas temperature sensor 3, bank 1 circuit stayed above the expected operating range.

Possible causes

  • Wiring
  • exhaust gas temperature sensor
  • ECM

Related and nearby codes

How to read P242D

P

Powertrain: engine, transmission and driveline systems.

2

Generic SAE-standard code: same meaning on every make.

42D

Specific fault index within the subsystem.

Frequently asked questions about P242D

What does P242D mean?

Exhaust gas temperature sensor 3, bank 1 - circuit high. The control module detected that the signal in the Exhaust gas temperature sensor 3, bank 1 circuit stayed above the expected operating range.

Is P242D generic or manufacturer-specific?

P242D is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P242D 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

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