Mercedes-Benz A-Class W168 — Reliability

W168 1998–2004 1 engine

Reliability Summary

Engine OM668 — 77/100 ACCEPTABLE
Known Issues 4

Engine in this model

ACCEPTABLE 77

OM668

OM668 1.7 Diesel

Mercedes 1.7 common-rail diesel (60-95 hp) in the A-Class W168 (A 160 CDI, A 170 CDI) and the Vaneo....

View details →

Known Issues Across All Engines

Issue Engine Severity Onset
EGR valve sooting OM668 moderate —
Turbocharger wear OM668 moderate 200,000 km
Injector seal leaks and injector faults OM668 moderate —
Alternator failure OM668 minor —