If it’s missing or broken, replace it Check engine light, possible faint fuel odor If the fuel cap seems ok, you must check the evap system for a leak
Code P0442 – Small EVAP Leak Detected: Meaning, Causes, Symptoms & How
P0442 (evap system leak detected (small leak)) on 1998 subaru outback 2.2l h4 awd
Symptoms, common causes, diagnostic steps, repair notes.
Without testing equipment, diagnosing the code p0442 is difficult However, we know that the three most common culprits for the code p0442 are the fuel cap,. Evap small leak detected — most common cause Symptoms, causes & how to fix it.
The p0442 code means there's a small evap system leak, and like you found, the gas cap is often the culprit If your car's check engine light just came on, and a scan pulls up the p0442 engine code, you're likely dealing with a small leak in the evaporative. P0442 means a small evap system leak was detected Learn symptoms, top causes (cap seal, hoses, vent valve, canister), diagnosis steps, fixes, costs, faqs, and resources.
Complete guide to p0442 evaporative emission control system leak detected (small leak)