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.
2019 Mini Cooper Base, 2D Convertible, Automatic TransFACTORY OEM SERVICE PROCEDURE
1100 Engine, General
B36 ENGINE (COOPER BASE):
TIGHTENING TORQUE SPECIFICATION (STANDARD SCREW CONNECTION)
| Type | Thread | Tightening specifications | Dimension | |
|---|---|---|---|---|
| 1AZ Screws and nuts | B32/B36/B38 | M5 | 5 Nm ±0.5 | |
| 2AZ Screws and nuts | B32/B36/B38 | M6 | 8 Nm±1 | |
| 3AZ Screws and nuts | B32/B36/B38 | M7 | 13 Nm±2 | |
| 4AZ Screws and nuts | B32/B36/B38 | M8 | 19 Nm±3 | |
| 5AZ Screws and nuts | B32/B36/B38 | M10 | 38 Nm ±5 | |
| 6AZ Hose clamp, WAF 5 | B32/B36/B38 | 1.0 to 1.5 Nm | ||
| 7AZ Hose clamp, WAF 6 | B32/B36/B38 | 2.5 up to 3.5 Nm |
B46 AND B48 ENGINES (COOPER S AND JCW):
11 00 STANDARD SCREW CONNECTION - TIGHTENING TORQUE SPECIFICATION
| Type | Thread | Tightening specifications | Dimension | |
|---|---|---|---|---|
| 1AZ Screws and nuts | B42/B46/B48 | M5 | 5 Nm ±0.5 | |
| 2AZ Screws and nuts | B42/B46/B48 | M6 | 8 Nm ±1 | |
| 3AZ Screws and nuts | B42/B46/B48 | M7 | 13 Nm ±2 | |
| 4AZ Screws and nuts | B42/B46/B48 | M8 | 19 Nm ±3 | |
| 5AZ Screws and nuts | B42/B46/B48 | M10 | 38 Nm ±5 | |
| 6AZ Hose clamp, WAF 5 | B42/B46/B48 | 1.0 to 1.5 Nm | ||
| 7AZ Hose clamp, WAF 6 | B42/B46/B48 | 2.5 up to 3.5 Nm |
| Special tool 2 358 042 to cylinder head | ||
| M8x20 | Tightening torque | 19 Nm |
| Oval-head screw | Tightening torque | 4 Nm |
Factory Service Tools
Use the Manual With the Right Hardware
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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.