Shown on model 204 |
1 | Electrical connector |
2 | Mounting clip |
B19/11 | Temperature sensor upstream of turbocharger |
P07.04-2642-03
P07.04-2761-08
Shown on model 166 |
3 | Bracket | B5/4 | Low pressure turbocharger boost pressure sensor | |
4 | Electrical connector | Y 133 | Coolant pump switchover valve | |
5 | Bracket |
| Remove/install | ||
Danger ! | 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. | |
| Information on preventing damage to electronic components due to electrostatic discharge | ||
1 | Remove cylinder head cover trim | ||
2 | Remove air filter housing | ||
3 | Detach coolant pump switchover valve (Y133) on bracket (5) and lay down below | ENGINE 651 in MODEL 166, 172 | |
4 | Detach coolant pump switchover valve (B5/4) and place to one side | ENGINE 651 in MODEL 166, 172 | |
5 | Disconnect electrical connector (1) | ENGINE 651 in MODEL 204, 207, 212, 221 | |
6 | Unclip fastening clip (2) on air filter housing holder | ||
7 | Remove electrical connection (4) from bracket (3) and disconnect | ENGINE 651 in MODEL 166, 172 | |
8 | Remove temperature sensor upstream of turbocharger (B19/11) | Installation: Coat thread of the temperature sensor upstream of diesel particulate filter (B19/11) with heat-resistant lubricant. | |
Exhaust temperature sensor in manifold | |||
Paste, hot lubrication 1 kg, DB supply specification 6879.20 | |||
9 | Install in the reverse order | ||
10 | Connect STAR DIAGNOSIS, read out DTC memory and erase if required | ||
| |||
Stored faults which may be caused by assembly work, test work, removed lines or a simulation, must be processed and erased in fault memories after completing the work. | |||
Danger ! | 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. | |
11 | Carry out an engine test run and test exhaust system for leaktightness |
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