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.
TuningBot DTC Database · v4.37.14
P1343 Diagnostic Trouble Code (5 interpretations)
5 manufacturer-specific interpretations across 5 manufacturers in the TuningBot DTC database.
Hyundai
1 interpretation
Lexus
1 interpretationThe 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 interpretationThe 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 interpretationThe 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 interpretationThe 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
Related and nearby codes
How to read P1343
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
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
Understand the system behind this code: Diagnostic Strategy and DTC Logic
