P1349 – VVT system malfunction

System: Engine - VVT
Dashboard light: Check engine light (MIL)
Check-engine blink code: —
Applies to: 1SZ-FE (by platform)
Description: VVT system malfunction
Possible causes: Trouble area: 1.Valve timing wrong 2.Oil control valve (OCV) 3.VVT controller 4.Dirty or low engine oil
What to check: Checking points: 1.Check oil level and condition 2.Check OCV operation and screen 3.Check valve timing
Confidence: medium (Toyota Echo 1999–2002 factory diagnostics, same XP10 platform; not confirmed on JDM 1SZ-FE)

From the factory service material. Clear the code and test-drive to confirm it returns. Search all fault codes · Common problems · Warning lights