How to remove the old Jetta exhaust gas branch pipe

Remove the old Jetta exhaust branch pipe as follows:

1, turn off the ignition switch and all electrical appliances.

2. Disconnect the negative terminal of the battery.

3. Remove the manual maintenance switch.

4. Remove the electronic throttle body.

5. Remove the intake air temperature and pressure sensor.

6. Loosen the clamp (arrows A and C), unscrew the fixing bolt of the crankcase ventilation pipe bracket (arrow B), and remove the crankcase ventilation pipe 1. Tightening torque of bolt (arrow b): (10 2) n m.

7. Loosen the clamp (arrow a) and disconnect the ventilation pipe of PCV valve 1 from the upper assembly of intake manifold. Unscrew the fixing bolt of the intake manifold support plate (arrow b). Tightening torque of bolt (arrow b): (19 2) n m.

8. Loosen the clamp (arrow b) and disconnect the outlet hose of the carbon canister control valve from the upper assembly of the intake manifold.