Varnish buildup in engine may cause ticking noise on Honda Passport

Submitted by Vehicle Owner · May 29, 2025

Published by RepairPal

Problem overview

Varnish build up in the engine can cause one or more hydraulic lash adjusters to stick and cause a ticking noise in the engine. The noisy hydraulic lifter will need to be located and cleaned to stop the noise.

19 people reported this problem

8 comments

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Honda Passport vehicles with this problem

5 model years affected

Average mileage: 186,905 miles

(115,000 - 230,000)

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Varnish buildup in engine may cause ticking noise on Honda Passport

Problem overview

Honda Passport vehicles with this problem

Need a diagnosis? Trust our Honda experts.

Search for another problem

Ask our experts about your Honda.

Need a diagnosis? Trust our Honda experts.

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