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TuningBot DTC Database · v4.37.15

P1312 Honda - Ignition control module (ICM) - ignition coil secondary coil signal, circuit 2

Manufacturer-specific interpretation for Honda. All interpretations of P1312

P · PowertrainIgnitionOBD2

What P1312 means

P1312
Ignition control module (ICM) - ignition coil secondary coil signal, circuit 2 Honda · ignition Data confidence 62%

The control module detected a fault associated with the Ignition control module (ICM) - ignition coil secondary coil signal, circuit 2 circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Honda.

Possible causes

  • Wiring
  • ignition coil(s)
  • ICM
  • ECM

Related and nearby codes

How to read P1312

P

Powertrain: engine, transmission and driveline systems.

1

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

312

Specific fault index within the subsystem.

Frequently asked questions about P1312

What does P1312 mean?

Ignition control module (ICM) - ignition coil secondary coil signal, circuit 2. The control module detected a fault associated with the Ignition control module (ICM) - ignition coil secondary coil signal, circuit 2 circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Honda.

Is P1312 generic or manufacturer-specific?

P1312 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 P1312 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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