Golf Mk4
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| 1 - | Intake manifold flap changeover valve -N239- |
| q | Vehicles with engine code ARL or ASZ: attached to left bulkhead of plenum chamber → Chapter Overview of installation positions |
| q | Not on engine code AXR |
| 2 - | Bracket |
| 3 - | Intake manifold |
| 4 - | O-ring |
| q | Renew |
| 5 - | Intake connecting pipe |
| q | With exhaust gas recirculation valve (mechanical) and intake manifold flap |
| q | On engine code AXR with intake manifold flap motor -V157- |
| 6 - | Exhaust gas recirculation valve (mechanical) |
| q | Part of intake connecting pipe |
| 7 - | 10 Nm |
| 8 - | Gasket |
| q | Renew |
| 9 - | Connecting pipe |
| q | To exhaust manifold (engine codes AJM, ATD, AUY and ASZ with manual gearbox) → Chapter |
| q | To exhaust gas recirculation cooler (engine codes ARL, AXR and ASZ with automatic gearbox) → Chapter |
| 10 - | 10 Nm |
| 11 - | Bracket |
| 12 - | Vacuum actuator |
| q | Not on engine code AXR |
| 13 - | 22 Nm |
| 14 - | Vacuum hose |
| q | From vacuum reservoir |
| q | Not on engine code AXR |