The control module detected that the signal in the IC 24X Reference circuit stayed below the expected operating range. This is the manufacturer-specific definition used by Chevrolet.
TuningBot DTC Database · v4.37.15
P1323 Diagnostic Trouble Code (5 interpretations)
5 manufacturer-specific interpretations across 4 manufacturers in the TuningBot DTC database.
Chevrolet
1 interpretation
Chrysler
1 interpretationThe control module detected that the signal in the 24X Reference circuit stayed below the expected operating range. This is the manufacturer-specific definition used by Chrysler.
Recommended checks
- Perform a full module scan
- Review freeze-frame and occurrence data
- Confirm the exact vehicle, ECU and software context
- Inspect relevant wiring and connectors
- Check applicable OEM service information
Hyundai
1 interpretationThe control module detected a fault associated with the IG.Coil.4 - High Output 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.
VAG
2 interpretationsThe control module detected that the Knock Sensor 4 value was below the expected limit. This is the manufacturer-specific definition used by Audi.
Possible causes
- Wiring
- KS
- ECM
The control module detected that the Knock Sensor 4 value was below the expected limit. This is the manufacturer-specific definition used by Volkswagen.
Related and nearby codes
How to read P1323
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 P1323
What does P1323 mean?
Diagnostic Trouble Code (5 interpretations). The control module detected that the signal in the IC 24X Reference circuit stayed below the expected operating range. This is the manufacturer-specific definition used by Chevrolet.
Is P1323 generic or manufacturer-specific?
P1323 is a manufacturer-specific code. In this database it is documented for: Chevrolet, Chrysler, Hyundai, VAG. The same number can mean something different on other brands.
Can TuningBot remove P1323 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
Understand the system behind this code: Diagnostic Strategy and DTC Logic
