P0326 — Knock sensor 1 circuit range / performance (bank 1)

Code P0326 is a standard OBD-II diagnostic trouble code: Knock sensor 1 circuit range / performance (bank 1).

In our record, P0326 is reported most often on Hyundai, Kia and Chevrolet vehicles , against powertrain and electrical failure patterns , across 2010–2018 model years.

In ProblemsByVin's analysis of the NHTSA owner-complaint record, owners cite P0326 across 8 vehicle failure patterns. Diagnostic codes in complaints are reported by owners and are unverified — they point to where this code shows up, not a confirmed diagnosis. Open a page below for the full pattern (symptoms, mileage, repair costs owners cite).

Vehicles where owners report P0326 8 patterns

2018 Hyundai Tucson

powertrain — Excessive engine oil consumption

2017 Hyundai Tucson

powertrain — Engine knock, misfire, and premature bearing wear

2016 Kia Soul

powertrain — Engine Knock, Rod Bearing Wear, and Catastrophic Failure

2015 Hyundai Tucson

powertrain — Engine Seizure

2013 Hyundai Accent

electrical — Check engine light—knock sensor code P0326

2013 Kia Rio

electrical — Engine knock sensor and fuel trim faults (P0326, P2192)

2010 Chevrolet Equinox

engine — Excessive oil consumption

2010 GMC Terrain

powertrain — Transmission failure with loss of drive

Codes are pulled from what owners wrote in their NHTSA filings — they're allegations, not a shop diagnosis. Always confirm with a live scan. Browse all diagnostic codes →