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Home >> Volkswagen >> 2021 >> Jetta S, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 43 (Engine Mechanical (Cylinder Head & VALVETRAIN System - General & Service Information - 1.4L - CNLA, CRJA)) >> 15 Cylinder Head, VALVETRAIN >> Intake And Exhaust Valves >> Valves, Checking

Valves, Checking

WARNING: This page is about a different car, the 2016 Volkswagen Jetta and 2015 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.

-- Check the valves at stem and seat surface for wear grooves.

-- If there are clear wear grooves, replace the valve.