Diesel Data: Automotive Repair

Front Crankshaft Seal: Service and Repair




Crankshaft Front Oil Seal Replacement

Tools Required

J 29184 Oil Seal Installer

Removal Procedure




1. Remove the crankshaft balancer. Refer to Crankshaft Balancer Replacement (Service and Repair).
2. Use a flat-bladed tool in order to remove the crankshaft oil seal. Use care not to damage the engine front cover or the crankshaft.

Installation Procedure





Important: Do not lubricate the crankshaft front oil seal or the crankshaft balancer sealing surfaces.


1. Use the J 29184 or equivalent to install the crankshaft front oil seal.
2. Install the crankshaft balancer. Refer to Crankshaft Balancer Replacement (Service and Repair).