17 00 010 Checking for leaks between cooling system and combustion chamber
WARNING: This page does not describe the selected car, but rather 16 other vehicles, including the 2006 BMW 325Ci, 2005 BMW 325xi, 2005 BMW 325i, 2005 BMW 325Ci, and 2004 BMW 325xi. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Checking for leaks while the engine is running creates the risk of engine overheating. Observe coolant temperature.
Check for leaks with CO leak tester.
Follow equipment manufacturer's operating instructions.