CorollaFix

Ticking noise on a cold start (1.3)

Symptoms
Tick or rattle for a few seconds after a cold start
Likely cause
Wrong oil (a diesel-grade oil was used in the owner report); a weak timing chain tensioner can do the same.
Fix
Use the oil grade in the owner's manual. If the noise stays, have the timing chain tensioner checked.
Applies to
2NZ-FE 1.3
Confidence
low

Sources

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Guidance only – confirm with a mechanic before repairs. All common problems