11 31 022 Removing camshafts 11 12 116 Removing cylinder head – Remove right and left frame trim panels ( a 46.14). • Remove lower section of camshaft carrier. • Remove chain guide (1). • Remove upper section of camshaft carrier (2). • Press chain tensioning rail back against chain tensioner. • Remove camshafts with chain sprockets. • Secure timing chain with retaining wire. • Remove front chain guide rail (3). E110480 • Remove screws securing cylinder head to frame (arrow). • Use pin wrench, BMW No. 11 6 661 , to slacken the locknut. L Note: Note washers. • Back off the adjuster sleeves.
4 5 K14110040 • Disconnect the coolant hose from cylinder head (4) and drain the last of the coolant from the radiator. • Disconnect the plug for temperature sensor (5). 11.20 2 1 3 E110420 2 3 E1104 E1104 20