Malfunctions of the vapor canister control solenoid can set five different trouble codes all by itself. If you're experiencing evap leak codes (p0456, p0457) on a jeep wrangler jk, here's what to check, based on common experiences * **evap canister filter:** smoke coming from the filter near the fuel filler neck (behind the taillight) during a smoke test is considered normal. I keep getting a lean code and my air intake all checks out good Could a failing or leaking evap system cause this lean code? The cost of fixing an evap issue depends on the severity of the problem
If it is a component failure, it may be quick to fix and may have a low cost. Generally, a p0455 code (indicating a large leak in the evap system) doesn't cause immediate engine damage However, it can bring about several inconveniences for car owners. Learn all about the p0455 code, what causes evaporative emission system leak detected (large leak), and how to diagnose and fix common issues to maintain optimal engine performance.
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