Remove the protective sleeve as follows:
To avoid scalding from the expulsion of hot coolant, never remove the cooling system pressure cap while the engine is at operating temperature. Wear adequate protective clothing (face shield, rubber gloves, apron, and boots). Remove the cap slowly to relieve pressure.
Note: The injector sleeve puller kit J 46381 comes with two sockets: a 4-toothed socket and a rubber-ended socket.
1. Nozzle Holder
3. Protective Sleeve
2. Heat Isolator
Injection Nozzle Components
Note: Replace the O-ring whenever the protective sleeve is removed.
Install the protective sleeve as follows: