Remove/Install Air Pump Switchover Valve - AR14.30-P-7255SVZ
Engine 279 in model 223
| Risk of injury . Skin or eye injuries may result when handling hot or glowing objects. | Wear protective gloves, protective clothing and safety glasses, if necessary. | AS00.00-Z-0002-01A | |
| Topical note | Notes on avoiding damage through contamination and foreign objects | AH00.00-P-5000-01A | |
| Remove/install | |||
| 1 | Remove engine cover. | AR01.10-P-2405SVZ | |
| 2 | Release and disconnect corresponding electrical connector (1). | ||
| 3 | Remove corresponding vacuum hoses (3, 4). | Fig 1 | |
| 4 | Release air pump switchover valve (Y32) from the bracket (5) and push it out towards the rear. | If air pump switchover valve (Y32) is replaced. | |
| 5 | Release air pump switchover valve (Y122) from the bracket (5) and push it out towards the rear. | If air pump switchover valve (Y122) is replaced. | |
| 6 | Remove filter cap (2). | If air pump switchover valve (Y32, Y122) is replaced. | |
| Check | |||
| 7 | Check air pump switchover valve (Y32, Y122) for damage. | If damage is present, ↓ Replace corresponding air pump switchover valve (Y32, Y122). |
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| 8 | Check vacuum hoses (3, 4) for damage. | If damage is present, ↓ Replace corresponding vacuum hose (3, 4). |
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| 9 | Check filter cap (2) for soiling. | If soiling is present, ↓ Replace filter cap (2). |
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| 10 | Install in the reverse order. | ||
| Check | |||
| 11 | Read out and delete fault memory using vehicle diagnosis system. | ||
| AD00.00-P-2000-06FR | |||
| Risk of burn injuries , suffocation and poisoning when working on the exhaust system and the components connected to it. Risk of suffocation and risk of poisoning caused by inhalation of gaseous and solid components of the exhaust. Risk of poisoning caused by skin contact with solid components of the exhaust. | Wear protective clothing and safety glasses. Use the extraction system. Move people out of the hazard area. | AS49.00-Z-0001-01A | |
| Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running. | Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. | AS00.00-Z-0005-01A | |
| 12 | Perform engine test run and check engine for proper operation and leak tightness. |