11 78 Exhaust Gas Control, Lambda Control Sensor / Lambda Monitor Sensor
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2013 BMW 128i, 2012 BMW 128i, 2011 BMW 128i, 2010 BMW 128i, and 2009 BMW 128i. However, it is still accessible from the selected car via links, so may be relevant.
EXHAUST GAS CONTROL, LAMBDA CONTROL SENSOR / LAMBDA MONITOR SENSOR - TIGHTENING TORQUE
| Type | Thread | Tightening Specification | |
|---|---|---|---|
| 1AZ Lambda control sensor LSU 4.9 Lambda monitor sensor LSF 4.2 |
N52K | M18 x 1.5 | 50 Nm |
| 2AZ ASA screws (2 x) Bracket, lambda control sensors, to cylinder head. |
N52K | M6 x 12 | 8 Nm |
| 3AZ Hexagon screw (1 x) Bracket, lambda monitor sensors, side, to transmission. |
N52K / Not for E6x and E85 | M8 x 16 | 19 Nm |
| 4AZ Bracket, plug connection, lambda monitor sensors, bottom, to transmission. | N52K |