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TuningBot DTC Database · v4.37.15

P1197 Jeep - Heated oxygen sensor (HO2S) 2, bank 1 slow response

Manufacturer-specific interpretation for Jeep. All interpretations of P1197

P · PowertrainEmissionsOBD2

What P1197 means

P1197
Heated oxygen sensor (HO2S) 2, bank 1 slow response Jeep · emissions Data confidence 80%

The control module detected that the Heated oxygen sensor (HO2S) 2, bank 1 responded more slowly than expected. This is the manufacturer-specific definition used by Jeep.

Possible causes

  • Wiring
  • heating inoperative
  • exhaust leak
  • HO2S

Related and nearby codes

How to read P1197

P

Powertrain: engine, transmission and driveline systems.

1

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

197

Specific fault index within the subsystem.

Frequently asked questions about P1197

What does P1197 mean?

Heated oxygen sensor (HO2S) 2, bank 1 slow response. The control module detected that the Heated oxygen sensor (HO2S) 2, bank 1 responded more slowly than expected. This is the manufacturer-specific definition used by Jeep.

Is P1197 generic or manufacturer-specific?

P1197 is a manufacturer-specific code. In this database it is documented for: Jeep. The same number can mean something different on other brands.

Can TuningBot remove P1197 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 Jeep engines See the results →

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