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TuningBot DTC Database · v4.37.15

P16B8 Honda - Mode signal circuit 1 - high input

Manufacturer-specific interpretation for Honda. All interpretations of P16B8

P · PowertrainEngineOBD2

What P16B8 means

P16B8
Mode signal circuit 1 - high input Honda · engine Data confidence 62%

The control module detected that the Mode signal circuit 1 signal stayed above the expected range. This is the manufacturer-specific definition used by Honda.

Possible causes

  • Wiring
  • motor control module (MCM)
  • ECM

Related and nearby codes

How to read P16B8

P

Powertrain: engine, transmission and driveline systems.

1

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

6B8

Specific fault index within the subsystem.

Frequently asked questions about P16B8

What does P16B8 mean?

Mode signal circuit 1 - high input. The control module detected that the Mode signal circuit 1 signal stayed above the expected range. This is the manufacturer-specific definition used by Honda.

Is P16B8 generic or manufacturer-specific?

P16B8 is a manufacturer-specific code. In this database it is documented for: Honda. The same number can mean something different on other brands.

Can TuningBot remove P16B8 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 Honda engines See the results →

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