Octavia Mk2
| Exhaust gas system - Summary of components, vehicles with four-wheel-drive (BLX, BVX) |
| 1 - | 25 Nm |
| q | replace |
| q | Coat pin screws of exhaust manifold with hot bolt paste -G 052 112 A3- |
| 2 - | Lambda probe downstream of catalytic converter -G130-, 55 Nm |
| q | Colour of the plug: black |
| q | the thread of new lambda probes must be coated with assembly paste |
| q | for re-used lambda probe, only coat the thread with hot bolt paste -G 052 112 A3-; the hot bolt paste -G 052 112 A3- must not get into the slots of the probe body |
| 3 - | Lambda probe 2 downstream of catalytic converter -G131-, 55 Nm |
| q | Colour of the plug: brown |
| q | the thread of new lambda probes must be coated with assembly paste |
| q | for re-used lambda probe, only coat the thread with hot bolt paste -G 052 112 A3-; the hot bolt paste -G 052 112 A3- must not get into the slots of the probe body |
| 4 - | Exhaust gas temperature sender 1 -G235-, 45 Nm |
| q | the thread of new senders must be coated with assembly paste |
| q | grease only the thread with hot bolt paste -G 052 112 A3- for re-used sender |
| 5 - | Front part of exhaust system |
| q | with NOx storage catalytic converter |
| q | protect against shocks and blows |
| q | with decoupling element |
| q | do not twist decoupling element more than 10° - risk of damage |
| q | removing and installing → Chapter |
| q | Align exhaust system free of stress → Chapter |
| 6 - | NOx sender -G295-, 55 Nm |
| q | the thread of new senders must be coated with assembly paste |
| q | grease only the thread with hot bolt paste -G 052 112 A3- for re-used sender |
| 7 - | Rear part of exhaust system |
| q | Align exhaust system free of stress → Chapter |
| 8 - | Hanger |
| q | replace if damaged |
| 9 - | 23 Nm |
| 10 - | 20 Nm |
| 11 - | Rear tunnel bridge |
| 12 - | Retaining strap |
| q | replace if damaged |
| 13 - | Middle part of exhaust system |
| q | Align exhaust system free of stress → Chapter |
| 14 - | Front clamping sleeve |
| q | align exhaust system free of stress before tightening → Chapter |
| q | Fitting position → Chapter |
| q | Tighten screwed connections uniformly |
| 15 - | 23 Nm |
| 16 - | Hanger |
| 17 - | Hanger |
| q | replace if damaged |
| 18 - | Gasket |
| q | replace |
