Source-backed diagnostic reference
P1323 EV diagnostic code
24X Reference Circuit Low Frequency
Reference status: This page preserves source-backed code definitions for discovery. Manufacturer/model applicability, repair steps and safety conclusions are not treated as verified unless a manufacturer-specific verified report is available.
Reference definitions
- BUICK: 24X Reference Circuit Low Frequency Source
- CADILLAC: 24X Reference Circuit Low Frequency Source
- CHEVY: 24X Reference Circuit Low Frequency Source
- CHRYSLER: 24X Reference Circuit Low Frequency Source
- GM: 24X Reference Circuit Low Frequency Source
- GMC: 24X Reference Circuit Low Frequency Source
- OLDSMOBILE: 24X Reference Circuit Low Frequency Source
- SATURN: 24X Reference Circuit Low Frequency Source
- VOLKSWAGEN: Knock Sensor 4 Circuit Low Input Source
Search and canonical URL
Capitalization, underscores, hyphens, colons and spaces are normalized to this canonical code identity so alternate scan-tool formats do not create duplicate pages.