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TuningBot DTC Database · v4.37.15

P100C Electric VTC motor speed-signal circuit malfunction

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

P · PowertrainEngineOBD2
Brand pages:Honda

Honda

1 interpretation
P100C
Electric VTC motor speed-signal circuit malfunction Honda · engine Data confidence 99%

The cited OEM bulletin documents P100C for Honda in the stated vehicle and controller context. It identifies electric vtc motor speed-signal circuit malfunction; the bulletin-specific condition must not be generalized to other platforms or modules.

Symptoms

Malfunction indicator lamp illuminated

Possible causes

PCM software problem

Recommended checks

  • Perform a full module scan
  • Review freeze-frame and occurrence data
  • Inspect relevant wiring and connectors
  • Check power supplies and grounds
  • Compare commanded and measured values
  • Check applicable OEM service information
Applies to 2018 Honda Clarity Plug-in Hybrid Powertrain Control Module (PCM / PGM-FI)

Related and nearby codes

How to read P100C

P

Powertrain: engine, transmission and driveline systems.

1

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

00C

Specific fault index within the subsystem.

Frequently asked questions about P100C

What does P100C mean?

Electric VTC motor speed-signal circuit malfunction. The cited OEM bulletin documents P100C for Honda in the stated vehicle and controller context. It identifies electric vtc motor speed-signal circuit malfunction; the bulletin-specific condition must not be generalized to other platforms or modules.

Is P100C generic or manufacturer-specific?

P100C 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 P100C 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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