Reliability Summary

Engine 4B11T — 76/100 ACCEPTABLE
Known Issues 4

Engine in this model

Known Issues Across All Engines

Issue Engine Severity Onset
Broken piston rings - fragments score the cylinders and can destroy the turbo 4B11T high —
Accessory drive belt pulleys wear and the belt can come off - recall 4B11T moderate —
Cracked exhaust manifold 4B11T moderate —
Fuel return pipe can crack and leak - recall 2008-2009 4B11T moderate —