3 Series E90 335xi (N54) SAL
13 53 Fuel Injection Nozzles and Pipes
Type
Thread
Tightening specification
Measure
1AZ High-pressure rail to cylinder head
N54, N53
M7 x 16
13
±
2
Nm
2AZ High-pressure line to cylinder head
N54, N53
M7 x 16
13
±
2
Nm
3AZ High-pressure fuel sensor
N54, N53
M10
30 - 5
Nm
4AZ Low-pressure fuel sensor
N54, N53
M10
20 - 3
Nm
5AZ Holding-down element to cylinder
head
N54, N53
M7 x 20
13
±
2
Nm
6AZ Feed line to high-pressure pump
N54, N53
M14
Special tightening torque!
30 Nm
7AZ High-pressure line to rail and high-
pressure pump
N54, N53
M14
Coat screw connection
with transmission oil
30
±
3
Nm
8AZ High-pressure lines to rail and
injector
N54, N53
M12
Coat screw connection
with transmission oil
25 Nm
9AZ Fuel feed line
N54, N53
M8 x 17
Replace screw
1. Tightening
10 Nm
2. Angle-of-rotation
tightening
90
°
±
15
°
10AZ Bracket, fuel line, to engine support
frame
N54, N53
M6 x 12
8 Nm
AZD Fuel Injection Nozzles and Pipes
BMW AG - TIS
23.02.2013 12:21
Issue status (12/2007) Valid only until next DVD is issued
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