AR14.40-W-2010B | Remove/install SCR tank heater solenoid valve | 15.2.12 |
ENGINES 457.9 in MODEL 940, 942, 943, 944 with CODE (MS4) BlueTec 4
ENGINES 457.9 in MODEL 940, 942, 943, 944 with CODE (MS5) BlueTec 5
W14.40-1193-08
1 Starter
2 Coolant line (feed line from engine)
3 Coolant inlet
7 Electrical connector
Y107 SCR tank heater solenoid valve
4 Coolant outlet
5 Cylinder crankcase
6 Coolant line (feed line to pump module)
Modification notes
19.1.07 | "Disconnect ground line to battery" added. | Operation step 2 | |
"Synchronize tachograph" added. | Step 13 | ||
"Set clock" added. | Step 14 | ||
"Code radio" added. | Step 15 |
| Remove/install | ||
1 | Switch off ignition | ||
Danger! | Risk of explosion caused by escaping oxyhydrogen gas. Risk of injury caused by caustic burns to eyes, skin and mucous membranes from battery electrolyte (contains diluted sulfuric acid) or metal spatter due to short circuit. Risk of burn injuries caused by short circuit. Risk of poisoning caused by swallowing battery electrolyte (contains diluted sulfuric acid) or absorption of lead over the skin or orifices | No fire, sparks, open flames or smoking. Wear acid-resistant gloves and clothing and safety glasses with side guards. Do not place any conductive objects on the battery and avoid any short circuit from battery positive to ground. Only fill liquid battery electrolyte (diluted sulfuric acid) into suitable and appropriately marked containers. | |
2 | Disconnect ground lead from battery | ||
| Notes on battery | ||
3 | Open maintenance flap | ||
Danger! | Risk of injury to skin and eyes caused by scalding from contact with hot coolant spray. Risk of poisoning caused by swallowing coolant. | Do not open cooling system unless coolant temperature is below 90°C. Open cap slowly and release the pressure. Do not pour coolant into beverage containers. Wear protective gloves, protective clothing and safety glasses. | |
4 | Release pressure in coolant circuit | ||
| Notes on coolant | ||
5 | Disconnect electrical connector (7) | Installation: Replace removed cable tie. | |
6 | Clamp off coolant lines (2, 6) | | |
7 | Detach coolant lines (2, 6) at SCR tank heater solenoid valve (Y107) | Collect coolant in clean container. | |
Installation: Pour in caught coolant back into coolant circuit after installation of SCR tank heater solenoid valve (Y107). | |||
8 | Remove SCR tank heater solenoid valve (Y107) | | |
9 | Install in the reverse order | ||
Danger! | Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the engine as it is running | Secure vehicle to prevent it from moving by itself. | |
10 | Start engine | ||
Danger! | Risk of injury to skin and eyes caused by scalding from contact with hot coolant spray. Risk of poisoning caused by swallowing coolant. | Do not open cooling system unless coolant temperature is below 90°C. Open cap slowly and release the pressure. Do not pour coolant into beverage containers. Wear protective gloves, protective clothing and safety glasses. | |
11 | Inspecting cooling system for leaks | ||
12 | Check coolant level and adjust to correct level, if necessary | ||
| Engine cooling system - check fluid level, adjust to correct level. Inspect anticorrosion/antifreeze protection, adjust to correct concentration | ||
13 | Synchronize tachograph | ||
14 | Reset clock | ||
15 | Code radio |
Exhaust aftertreatment
Number | Designation | Engine | |||
BA14.40-N-1012-02B | SCR tank heater solenoid valve on bracket | Nm | 25 | ||
Clamping device
000 589 54 37 00