Reliability Summary

Engine 4D56 — 76/100 ACCEPTABLE
Known Issues 3

Engine in this model

Known Issues Across All Engines

Issue Engine Severity Onset
Balance-shaft belt or timing belt failure (engine damage) 4D56 high —
Overheating leading to head gasket failure or cracked cylinder head 4D56 high —
Injector and fuel-system faults on common-rail DI-D engines 4D56 moderate —