Hydraulic Lash Adjuster Noise Diagnosis

HYDRAULIC LASH
ADJUSTERS

DIAGNOSIS AND TESTING - HYDRAULIC LASH ADJUSTER NOISE DIAGNOSIS
Proper noise diagnosis is essential in locating the source of a NVH complaint. Locating a lash adjuster (tappet) type noise can sometimes be difficult. As a result, an initial misdiagnosis may occur.

Refer to LASH ADJUSTER (TAPPET) NOISE CHART indicating possible lash adjuster (tappet) noise sources and possible sources that could lead to a misdiagnosis. Lash Adjuster (Tappet) Noise Chart

Refer to LASH ADJUSTER (TAPPET) NOISE CHART for possible causes and correction of a lash adjuster (tappet) type noise. Lash Adjuster (Tappet) Noise Chart