Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
12 14 Electronic Shift Units or Control Units
2009 BMW X5 35dSECTION 12 14 Electronic Shift Units or Control Units
WARNING: This page does not describe the selected car, but rather 16 other vehicles, including the 2013 BMW 328xi, 2013 BMW 328i, 2012 BMW 328xi, 2012 BMW 328i, and 2011 BMW 328xi. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUES - ELECTRONIC SHIFT UNITS OR CONTROL UNITS
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Knock sensor | N52, N52K, N51, N53 | M8x31 | Replace screws | |
| Jointing torque | 10 Nm | |||
| Torque angle | 90 ° | |||
| 2AZ Pulse generator for crankshaft | N52, N52K, N51, N53 | M6x16 | Replace screws | |
| Jointing torque | 3 Nm | |||
| Torque angle | 45° | |||
| 3AZ Pulse generator for inlet camshaft | N52, N52K, N51, N53 | M6x16 | 9 Nm | |
| 4AZ Pulse generator for exhaust camshaft | N52, N52K, N51, N53 | M6x16 | 9 Nm |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.