LEMON Manuals: Even more car manuals for everyone
Home >> BMW >> 2025 >> 230i >> Repair and Diagnosis >> External Pages >> Different car >> Section 79 (Cooling System - Tightening Torques) >> Coolant Checking Cool >> 17 00 Coolant

17 00 Coolant

WARNING: This page is about a different car, the 2002 BMW M Roadster, 2002 BMW M Coupe, 2001 BMW M Roadster, and 2001 BMW M Coupe. However, it is still accessible from the selected car via links, so may be relevant.
COOLANT TIGHTENING TORQUE SPECIFICATION

  Type Thread Tightening Specification Measure
1AZ Coolant hoses 32 ... 48 mm dia. All     2.5 N.m
2AZ Bleeder screw (8 mm wrench size) on thermostat housing All, without E46     8 N.m
Plastic vent screws on coolant lines E46     2 -0.5/+1 N.m
3AZ Level switch (30 mm wrench size) to coolant expansion tank All     3 N.m