P0442 — EVAP system leak detected (small leak)

Code P0442 is a standard OBD-II diagnostic trouble code: EVAP system leak detected (small leak).

In our record, P0442 is reported most often on Chevrolet, Hyundai and Jeep vehicles , against engine and powertrain failure patterns , across 2005–2019 model years.

In ProblemsByVin's analysis of the NHTSA owner-complaint record, owners cite P0442 across 7 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 P0442 7 patterns

2019 Chevrolet Equinox

engine — EVAP System Failures (Purge Tube and Canister O-ring)

2019 Chevrolet Trax

engine — Cooling system failures and overheating

2015 Chevrolet Colorado

electrical — Engine and emissions control faults with starting and stalling issues

2013 Hyundai Veloster

powertrain — Engine Misfiring and Coil Pack Failure

2011 Chevrolet Corvette

powertrain — EVAP system leak (P0442 code)

2007 Jeep Patriot

engine — Stalling after refueling

2005 Ford F-150

fuel system — Fuel tank and fuel line failures

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 →