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TuningBot DTC Database · v4.37.14

P1343 Diagnostic Trouble Code (5 interpretations)

5 manufacturer-specific interpretations across 5 manufacturers in the TuningBot DTC database.

P · PowertrainEngineOBD2

Hyundai

1 interpretation
P1343
#3 Ion Line Open Hyundai · engine Data confidence 62%

The control module detected a fault associated with the #3 Ion Line Open circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Hyundai.

Lexus

1 interpretation
P1343
Camshaft position (CMP) sensor, circuit A, high input - circuit malfunction Lexus · engine Data confidence 62%

The control module detected improper operation of the Camshaft position (CMP) sensor, circuit A, high input circuit. This is the manufacturer-specific definition used by Lexus.

Possible causes

  • Wiring
  • CMP
  • mechanical fault
  • ECM

MINI

1 interpretation
P1343
Misfire Cylinder 1 With Fuel Cut - off MINI · ignition Data confidence 62%

The control module detected a fault associated with the Misfire Cylinder 1 With Fuel Cut - off circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by MINI.

Toyota

1 interpretation
P1343
Camshaft Position Sensor 'A' High Input Toyota · engine Data confidence 62%

The control module detected that the Camshaft Position Sensor 'A' signal stayed above the expected range. This is the manufacturer-specific definition used by Toyota.

VAG

1 interpretation
P1343
Ignition amplifier, primary circuit 2 - short to ground VAG · engine Data confidence 62%

The control module detected a short circuit to ground in the Ignition amplifier, primary circuit 2 circuit. This is the manufacturer-specific definition used by Audi.

Possible causes

  • Wiring short to ground
  • ignition amplifier
  • CMP sensor
  • HT leads
  • spark plugs
Applies to Audi

Related and nearby codes

How to read P1343

P

Powertrain: engine, transmission and driveline systems.

1

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

343

Specific fault index within the subsystem.

Frequently asked questions about P1343

What does P1343 mean?

Diagnostic Trouble Code (5 interpretations). The control module detected a fault associated with the #3 Ion Line Open circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Hyundai.

Is P1343 generic or manufacturer-specific?

P1343 is a manufacturer-specific code. In this database it is documented for: Hyundai, Lexus, MINI, Toyota, VAG. The same number can mean something different on other brands.

Can TuningBot remove P1343 at file level?

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry and, where the ECU needs it, corrects the checksum too. 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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