18 00 Exhaust Assembly
| Type | Thread | Tightening specification | Measure | ||
|---|---|---|---|---|---|
| 1AZ | Primary catalytic converter to turbocharger/or jacket pipe to catalytic converter | M57/M57TU | M10 | 42 Nm | |
| M67 | 15 Nm | ||||
| M30/M70 | Tighten down compression spring with nut uniformly to full extent, then slacken by 1.5 turns | 10 Nm | |||
| M51 | Preload compression springs with nut to 27± 1 mm | ||||
| S50 | M10 | 30 Nm | |||
| S54/ECE | M10 | 27 Nm | |||
| S54/US | M10 | 24 Nm | |||
| 2AZ | Exhaust pipe to flow section | E23 | 25 Nm | ||
| 3AZ | Clamp for final muffler | All | M8 | 15 Nm | |
| 4AZ | Catalytic converter on silencer | E36/M42/M43/M44 | Version with compression spring: Evenly preload compression springs with nuts to 30 mm | ||
| 5AZ | Connection of positive and negative leads to E catalytic converter | M73 | 5 Nm | ||
| 6AZ | Rear muffler to intermediate muffler | E53 | M8 | 30 Nm | |
| 7AZ | Vacuum tank to retaining plate | E46/M54 | M8 | 10 Nm | |
| 8AZ | Exhaust system to exhaust manifold | M40/M42/M43/M44 | M10 | 45 Nm | |
| 9AZ | Primary cat. to exhaust system | M57TU/E65 | 55 Nm | ||
TIGHTENING TORQUE SPECIFICATION - EXHAUST ASSEMBLY
18 40 Exhaust manifold
| Type | Thread | Tightening specification | Measure | ||
|---|---|---|---|---|---|
| 1AZ | Exhaust manifold to cylinder head | N52K | M7 nut | 20 Nm | |
TIGHTENING TORQUE SPECIFICATION - EXHAUST MANIFOLD
18 31 Exhaust pipe with catalytic converter/complete system
| Type | Thread | Tightening specification | Measure | ||
|---|---|---|---|---|---|
| 1AZ | Exhaust system to front pipe with exhaust manifold | N52K | M10 | 45 Nm | |
| 2AZ | Exhaust system to bracket, transmission | N52K | M8 | 21 Nm | |
| 3AZ | Exhaust system to rear differential | N52K | M8 | 21 Nm | |
| 4AZ | Rear silencer to body | N52K | M8 | 21 Nm | |
| 5AZ | Clamp to exhaust system | N52K | M10 | 45 Nm | |
TIGHTENING TORQUE SPECIFICATION - EXHAUST PIPE WITH CATALYTIC CONVERTER/COMPLETE SYSTEM
17 22 Oil Cooler Pipes
| Type | Thread | Tightening specification | Measure | ||
|---|---|---|---|---|---|
| 1AZ | Transmission oil cooler line to transmission | N52K | M8x28 | 20 Nm | |
| 2AZ | Transmission oil cooler line to oil sump | N52K | M6 | 10 Nm | |
| 3AZ | Transmission oil cooler line to transmission sump | N52K | M6x35 | 8 Nm | |
| 4AZ | Transmission oil cooler line to transmission oil-water heat exchanger | N52K | M6x35 | 8 Nm | |
| 5AZ | Engine oil cooler lines to oil module/engine oil cooler | N52K | M8 | 20 Nm | |
TIGHTENING TORQUE SPECIFICATION - OIL COOLER PIPES