Overview - Exhaust Gas RECIRCULATION
WARNING: This page is about a different car, the 2014 Volkswagen Touareg and 2013 Volkswagen Touareg. However, it is still accessible from the selected car via links, so may be relevant.
- Exhaust Gas Recirculation (EGR) Pipe
- To the intake manifold
- Tightening specification and sequence Fig 2.
- Bolt
- Tightening specification and sequence. Refer to Fig 2.
- Gasket
- Replace after removing
- EGR Temperature Sensor -G98-
- For aluminum radiators 35 Nm
- For steel radiators 45 Nm
- Removing and installing. Refer to EGR Temperature Sensor -G98-, REMOVING AND INSTALLING .
- Bolt
- 9 Nm
- EGR Cooler
- Removing and installing. Refer to EGR COOLER, REMOVING AND INSTALLING .
- Gasket
- Replace after removing
- Connection
- O-Rings
- Replace after removing
- Gasket
- Replace after removing
- EGR Valve 1 -GX5-
- With EGR Motor -V338-
- With EGR Potentiometer -G212-
- Removing and installing. Refer to EGR Motor -V338-, REMOVING AND INSTALLING .
- Bolt
- 9 Nm
- Bolt
- 9 Nm
- Engine Temperature Control Sensor -G694-
- Removing and installing. Refer to Engine Coolant Temperature Sensor -G62-, REMOVING AND INSTALLING .
- Seal
- Replace after removing
- Bolt
- Replace after removing
- Tightening specification and sequence. Refer to Fig 3.
- EGR Pipe
- From the turbocharger
- If the screw-type clamp position 19 was loosened, then the EGR pipe and the screw-type clamp must always be replaced
- Tightening specification and sequence. Refer to Fig 3.
- Seal
- Replace after removing
- Screw-Type Clamp
- 5 Nm
- Replace after removing
- Bolt
- 9 Nm
- O-Ring
- Replace after removing
- Coolant Connection
- Bolt
- Tightening specification -item 7) Bolt .
- Screw-Type Clamp
- Always replace
- Tightening specification and sequence. Refer to Fig 2.
- Seal
- Replace after removing
EGR Pipe at the Intake Manifold - Tightening Specification and Sequence
NOTE:
Replace the seals.
- The flange at the EGR pipe must not be wavy or bent.
-- Attach the EGR pipe with the seals and the screw-type clamps.
NOTE:
Coat the screw thread with hot bolt past. Refer to the Parts Information.
| Step | Bolts/Screw-Type Clamps | Tightening Specification |
|---|---|---|
| 1. | -1 and 2- | Turn them by hand until the bolt heads are touching |
| 2. | -3- | Position them as shown in the illustration 2.5 Nm |
| 3. | -1 and 2- | 9 Nm |
EGR Pipe at the Turbocharger - Tightening Specification and Sequence
-- Attach the EGR pipe with the seals and the screw-type clamps.
NOTE:
Coat the screw thread with hot bolt past. Refer to the Parts Information.
| Step | Bolts/Screw-Type Clamps | Tightening Specification |
|---|---|---|
| 1. | -2 and 3- | Turn them by hand until the bolt heads are touching |
| 2. | -1- | Position using the tab on the EGR pipe 6 Nm |
| 3. | -2 and 3- | 5 Nm |
| 3. | -2 and 3- | Tighten an additional 90° |