Remove/Install Throttle Valve Actuator - AR07.70-P-0005MRD
Engine 274.9 in model 213
Engine 274.9 in model 238
Shown on engine 274.920 in model 213
(except 213.050)
| 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 | |
| Notes on avoiding damage through contamination and foreign objects | AH00.00-P-5000-01A | ||
| Notes on coolant level | AH20.00-P-1142-01CW | ||
| Remove/install | |||
| 1 | Remove upper engine cover | ||
| 2 | Reduce pressure in engine cooling system | ||
| 3 | Remove coolant vent line from charge air cooler (1) and close off connections using suitable stop plugs | Fig 2 | |
| Fig 3 | |||
| 4 | Remove charge air cooler (1) and place with attached lines and hoses to one side | AR09.41-P-0105MRD | |
| 5 | Release and disconnect electrical connection] of throttle valve actuator (M16/6) | ||
| 6 | Remove screw/bolts (3) and take out the throttle valve actuator (M16/6) | ||
| *BA30.20-P-1002-01C | |||
| 7 | Install in the reverse order | ||
| 8 | Check coolant level and correct | *BF20.00-P-1001-04A | |
| 9 | Read out and erase fault memory | ||
| Engine 274.9 in model 238 | AD00.00-P-2000-06LWO | ||
| Engine 274.9 in model 213 | AD00.00-P-2000-04B | ||
| 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 | |
| 10 | Perform an engine test run and check engine for proper operation and leak tightness | ||
| 11 | Install upper engine cover |
ELECTRONIC ACCELERATOR ACTUATOR
| Number | Designation | Engine 274 | |
|---|---|---|---|
| BA30.20-P-1002-01C | Bolt, throttle valve actuator to charge air distributor | Nm | 6 |
COOLANT MIXING RATIO
| Number | Designation | All engines, except engine 178 in model 190.381 | |||
|---|---|---|---|---|---|
| BF20.00-P-1001-04A | Coolant mixing ratio | Antifreeze/water | Up to -25°C | % | - |
| Up to -37°C | % | 50/50 | |||
| As of -38°C | % | 55/45 | |||
| Overview and specifications sheet | BB00.40-P-0310-01A | ||||
| References to sheet specification | BB00.40-P-0310ZZ | ||||