Shown on rail (1) of the left cylinder head |
1 | Rail |
2 | Injection lines |
3 | Pressure line |
4 | Screw |
5 | Electrical connector |
6 | Connecting line |
7 | Cable tie |
8 | Engine wiring harness |
9 | Return hose |
10 | Clip |
D07.16-1321-06
Shown on rail (12) of the right cylinder head |
6 | Connecting line |
11 | Electrical connector |
12 | Rail |
13 | Injection lines |
B4/6 | Rail pressure sensor (engine 642.992/993) |
B4/17 | Rail pressure sensor (engine 642.896/898) |
D07.16-1346-06
| Remove/install | ||
Danger | Risk of explosion caused by fuel igniting, risk of poisoning caused by inhaling and swallowing fuel as well as risk of injury to eyes and skin caused by contactwith fuel. | No fires, sparks, open flames or smoking. Pour fuels into suitable and appropriately marked containers only. | |
Notes about Common-Rail components | |||
1 | Remove injection lines (2 or 13) of the rail (1 or 12) in question | ||
2 | Release connecting line (6) from rail (1 or 12) and from the charge air manifold | Installation: Check sealing cone of the connecting line (6) for damage; replace connecting line (6) if necessary. | |
Connecting line between left and right rail | |||
Open wrench insert, (18 mm) | |||
Rail (1) on left cylinder head | |||
3 | Remove screw/bolt (4) | Bolt, retaining clamp of high-pressure line to cylinder head cover | |
4 | Remove pressure line (3) from rail (1) | Installation: Check sealing cone of the pressure line (3) for damage; replace pressure line (3) if necessary. | |
Pressure line to high-pressure pump to rail | |||
Open wrench insert, (18 mm) | |||
5 | Disconnect electrical connector (5) from the pressure regulating valve (Y74/1 or Y74/6) | ||
6 | Remove cable tie (7) and expose engine wiring harness (8) | Installation: Replace cable tie (7). | |
7 | Open clamp (10) and detach rail (1) from return hose (9) | Installation: Check clamp (10) for damage; replace if necessary. | |
8 | Remove rail (1) | | |
Record plug | |||
Rail (12) on right cylinder head | |||
9 | Unclip bracket with the electrical connector of the temperature sensor upstream of the exhaust gas turbocharger from the rail (12) | For engine 642.896/898 | |
10 | Disconnect electrical connector (11) from rail pressure sensor (B4/6 or B4/17) | ||
11 | Remove rail (12) | | |
Record plug | |||
12 | Install in the reverse order | ||
| Check | ||
Warning | 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. | |
13 | Perform engine test run and check rails (1 or 12) for leak tightness |
000 589 30 01 00
Open wrench insert, (18 mm)
129 589 00 91 00
Record plug