Remove/Install Charge Air Distributor - AR09.41-P-8683MSC
Engine 256.9 In Model 167
MODIFICATION NOTES
| 10.03.2021 | Remove purge line from charge-air distributor (9). | Operation step 4. | |
| 13.07.2021 | BA09.41-P-1018-01MRT, added. | Operation step 13. |
| Risk of injury to skin and eyes suffering scalding from contact with hot coolantspray. Risk of poisoning from swallowing coolant. | Do not open cooling system unless coolant temperature is below 90°C. Open cap slowly and release the overpressure. Do not pour coolant into beverage containers. Wear protective gloves, protective clothing and safety glasses. | AS20.00-Z-0001-01A | |
| Risk of injury caused by scraping or cutting body parts on sharp vehicle parts | Always wear protective gloves when working on or near sharp and non-deburred vehicle parts. Deburr repair panels. |
AS00.00-Z-0017-01A | |
| Notice | Notes on avoiding damage through contamination and foreign objects | AH00.00-P-5000-01A | |
| Notice | Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | |
| Remove/install | |||
| 1 | Release and disconnect electrical connector from pressure and temperature sensor upstream of throttle valve (B28/26) and place electric line to one side. | AR09.41-P-2011MSC | |
| 2 | Drain off coolant. | AR09.41-P-6834MSC | |
| 3 | Remove bracket (5). | *BA09.41-P-1005-01MRT | |
| 4 | Remove purge control valve (Y58/1) and remove purge line from charge-air distributor (9). | AR47.30-P-8252MSC | |
| Fig 2 | |||
| 5 | Release and disconnect electrical connector (8) and expose electric line. | ||
| 6 | Remove coolant hoses (1, 2) from the charge-air distributor (9) and seal openings with protective covers. | AR20.20-P-7441-01RQ | |
| Fig 3 | |||
| 7 | Remove purge line (6) from purge line (7) and seal openings with protective covers. | Fig 3 | |
| 8 | Remove purge line (7) from charge-air distributor (9) and seal openings with protective covers and place to one side. | Fig 3 | |
| 9 | Remove partial load bleed line (4) from charge-air distributor (9) and seal openings with protective covers. | Fig 3 | |
| 10 | Release and disconnect electrical connector from the pressure and temperature sensor downstream of the throttle valve (B28/27) and place electric line to one side. | AR09.41-P-2012MSC | |
| 11 | Release and disconnect electrical connector of the throttle valve actuator (M16/6). | ||
| 12 | Remove wiring harness (3) from charge-air distributor (9) and place to one side. | ||
| 13 | Remove screw (10) from the support of the charge-air distributor (9). | *BA09.41-P-1018-01MRT | |
| 14 | Remove screw (11). | *BA09.41-P-1002-01MRT | |
| 15 | Remove screws of the charge-air distributor (9) in reverse order of the tightening procedure. | Tightening procedure for charge air distributor | AR09.41-P-8683-01MSA |
| *BA09.41-P-1001-01MRT | |||
| 16 | Remove charge-air distributor (9) and seal openings with clean rags. | ||
| 17 | Remove throttle valve actuator (M16/6) from charger-air distributor (9). | When the charge-air distributor (9) is replaced. | AR07.51-P-1404MSC |
| 18 | Remove pressure and temperature sensor downstream of throttle valve (B28/27). | When the charge-air distributor (9) is replaced. | AR09.41-P-2012MSC |
| Clean | |||
| 19 | Clean sealing surfaces of cylinder head and charge-air distributor (9). | Assembly cleaner | *BR00.45-Z-1028-04A |
| 20 | Install in the reverse order. | ||
| 21 | Connect diagnostic device and perform venting routine. | ||
| AD00.00-P-2000-06ME | |||
| 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 | |
| 22 | Carry out engine test run and check engine for proper operation and leak tightness. | ||
| 23 | Install upper engine cover. | AR01.10-P-2405MSC | |
| 24 | Install lower engine compartment lining. | AR61.20-P-1105ME |
CHARGE AIR PIPE/CHARGE AIR COOLING
| Number | Designation | Engine 256.9 | |
|---|---|---|---|
| BA09.41-P-1001-01MRT | Screw/bolt, charge air distributor to cylinder head | Nm | 8 |
CHARGE AIR PIPE/CHARGE AIR COOLING
| Number | Designation | Engine 256.9 | |
|---|---|---|---|
| BA09.41-P-1002-01MRT | Screw/bolt, charge air line to chain case cover | Nm | 8 |
CHARGE AIR PIPE/CHARGE AIR COOLING
| Number | Designation | Engine 256.9 | |
|---|---|---|---|
| BA09.41-P-1005-01MRT | Screw, charge air line bracket to throttle valve actuator | Nm | 8 |
CHARGE AIR PIPE/CHARGE AIR COOLING
| Number | Designation | Engine 256.9 | |
|---|---|---|---|
| BA09.41-P-1018-01MRT | Screw/bolt, support to charge air distributor | Nm | 20 |
REPAIR MATERIALS
| Number | Designation | Order number |
|---|---|---|
| BR00.45-Z-1028-04A | Assembly cleaner | A 000 986 56 01 |