2005 CITROEN C6 torque

Downloaded from www.Manualslib.com manuals search engine 36
ENGINE
ENGINE TIGHTENING TORQUES
Engine: DT17BTED4
Order of tightening for screws (14) and (15)
(14) Lower engine block screw (screw M6)
(15) Lower engine block screw(screw M8)
Method of tightening:
- Tighten the 10screws (15) (from 1 to 10)to: 2,3 ± 0,3
- Tighten the 8screws(14) (from 1 to 18)to: 0,9 ± 0,1
Order of tightening for screws (16) and (17)
(16) Bearing cap fixing screw (screw M9)
(17) Crankshaft bearing cap cover screw (screw M6)
Method of tightening:
- Pre-tighten the 16 screws (16)(from 1 to 16) to: 6 ± 0,6
- Pre-tighten the 8screws (17)(from 17 to 24)to: 1,5 ± 0,1
- Pre-tighten the 16screws (16)(from 1 to 16)to: 14,5 ± 2
- Tighten the screws (16)(from 1 to 16): 90° ± 20°
- Tighten the 8 screws (17)(from 17 to 24)to: 3,3 ± 0,3
- Tighten the screws (17)(from 17 to 24): 47° ± 20°
B1DP1M4DB1DP1M5D
Angl-C6-page022-82-2005 4/02/05 17:19 Page 36

Downloaded from www.Manualslib.com manuals search engine 37
ENGINE
ENGINE TIGHTENING TORQUES
Lubrication
19 Oil filter cover 2,3 ± 0,3
20 Oil filter support
0,9 ± 0,221 Oil/coolant heat exchanger22 Oil pressure switch 1,3 ± 0,223 Oil pump assembly 0,9 ± 0,224 Oil gauge 2,3 ± 0,325 Oil level sensor 2,7 ± 0,526 Oil sump 0,9 ± 0,227 Drain plug 2,3 ± 0,328 Oil suction strainer 0,9 ± 0,129 Piston skirt spray jets 1 ± 0,130 Turbocharger lubrication pipe 0,9 ± 0,231 Turbocharger lubrication pipe 1,3 ± 0,3Engine: DT17BTED4
B1DP1M6P
Angl-C6-page022-82-2005 4/02/05 17:19 Page 37

Downloaded from www.Manualslib.com manuals search engine 38
ENGINE
ENGINE TIGHTENING TORQUES
Valve timing
Camshaft pulley hub screw
32Tightening8 ± 0,8
Angular tightening90° ± 5°
33 Camshaft pulley screw 2,3 ± 0,3
Camshaft bearing caps (*)
34Tightening0,5 ± 0,1
Pre-tightening0,9 ± 0,1
35 Tensioner roller for the fuel high pressure pump drive belt 2,5 ± 0,2
Fuel high pressure pump drive pulley
36Tightening8 ± 0,8
Angular tightening90° ± 5°
37 Camshaft timing chain tensioner 0,9 ± 0,138 Timing belt guide roller 4,5 ± 0,3
Timing pinion on crankshaft
39Tightening10 ± 1
Angular tightening90° ± 5°
40 Timing belt tensioner roller 2,6 ± 0,2
(*) Respect the sequence of tightening.Engine: DT17BTED4
B1EP1JCD
Angl-C6-page022-82-2005 4/02/05 17:19 Page 38

Downloaded from www.Manualslib.com manuals search engine 39
ENGINE
ENGINE TIGHTENING TORQUES
Engine: DT17BTED4
IMPERATIVE: The camshaft bearing caps are marked at "a" with a letter on the front cylinder
head and with a number on the rear cylinder head.
Refit the camshaft bearing caps according to the plan below:
Refit:The camshaft bearing caps (34) 9, 8, 7, 6, 4, 3, 2, D, C, B, A, J, Gand F; the screws (41)
Tightening of the screws (41):
Pre-tighten the screws (41)of the camshaft bearing caps (34)by hand in the following sequence
9, 8, 7, 6, 4, 3, 2, D, C, B, A, J, Gand F.
Pre-tighten the screws (41)of the camshaft bearing caps (34)to 0,5 ± 0,1 m.daNin the following
sequence 9, 8, 7, 6, 4, 3, 2, D, C, B, A, J, Gand F.
Tighten the screws (41)of the camshaft bearing caps (34)to 1 ± 0,1 m.daNin the following
sequence 9, 8, 7, 6, 4, 3, 2, D, C, B, A, J, Gand F.
Apply sealing product LOCTITE 518on the camshaft bearing caps (15) K, 5, Eand J(see procedure:
remove/refit camshaft).
Refit:the camshaft bearing caps K, 5, Eand J.
Tightening of the screws (41):
- Pre-tighten the screws (41)of the camshaft bearing caps (34)by hand in the following sequence
K, 5, Eand J.
- Pre-tighten the screws (41)of the camshaft bearing caps (34)to 0,5 ± 0,1 m.daNin the following
sequence K, 5, Eand J.
- Tighten the screws (41)of the camshaft bearing caps (34)to 1 ± 0,1 m.daNin the following sequence
K, 5, Eand J.
B1DP1MQD
Angl-C6-page022-82-2005 4/02/05 17:19 Page 39

Downloaded from www.Manualslib.com manuals search engine 40
ENGINE
ENGINE TIGHTENING TORQUES
Injection circuit
42 Diesel fuel/cooolant exchanger 2,2 ± 0,343 Diesel injection pump on support 2,3 ± 0,344 Diesel injection pump pinion 5 ± 0,245 Diesel injector fixing flange screw 0,9 ± 0,1
Union on diesel injector
46Pre-tightening1,5 ± 0,3
Tightening2,3 ± 0,3
Fuel high pressure common injection rail on engine block
47Pre-tightening1,5 ± 0,3Tightening3 ± 0,3
Unions on fuel high pressure common injection rail
48Pre-tightening1,5 ± 0,3Tightening3 ± 0,3
49 Fuel filter support 2,3 ± 0,3
Union on diesel fuel high pressure pump
50Pre-tightening1,5 ± 0,3
Tightening3 ± 0,3
Fuel high pressure common injection intermediate rail
51Pre-tightening1,5 ± 0,3Tightening3 ± 0,3 Engine: DT17BTED4
B1HP246D
Angl-C6-page022-82-2005 4/02/05 17:19 Page 40

Downloaded from www.Manualslib.com manuals search engine 41
ENGINE
ENGINE TIGHTENING TORQUES
Accessories
52 Screw M8 for automatic tensioner roller (accessories drive belt)2,2 ± 0,3
Screw M10 for dynamic tensioner roller (accessories drive belt)4,7 ± 0,7
53 Guide roller 4,7 ± 0,754 Accessories support 2,3 ± 0,355 Multifunction support 2,3 ± 0,356 Power steering pump pulley 2,3 ± 0,357 Power steering pump 2,3 ± 0,358 Alternator screw 5 ± 0,359 Alternator power circuit 1,4 ± 0,260 Aircon compressor screw 2,3 ± 0,3Engine: DT17BTED4
B1BP3C0D
Angl-C6-page022-82-2005 4/02/05 17:19 Page 41

Downloaded from www.Manualslib.com manuals search engine 72
ENGINE
TIGHTENING TORQUES - EXHAUST LINE
1Clip2,6 ± 0,4
2Particle filter hangers
3Intermediate pipe hangers0,8 ± 0,14Silencer hangers5Rear precatalyser screw2 ± 0,36Front precatalyser screw2 ± 0,3 Engine: DT17BTED4
B1JP07ZD
Angl-C6-page022-82-2005 4/02/05 17:19 Page 72

Downloaded from www.Manualslib.com manuals search engine 88
INJECTION
BOSCH ME 7.4.7 INJECTION SYSTEM
Engine: ES9AElectrical circuit
Component Location Supplier Reference Observations
Inlet air temperature sensor 27 JAEGER 402 084 012-way greyconnector
Fixing: on the air filter inlet duct
Camshaft position
13 ELECTRICFIL14 43 2514 43 3-way grey connector
sensor25
Fixing: on the inlet camshaft bearing cap cover
3-way green connector
Knock sensor 23 BOSCH 0 261 231 10 Fixing: on the central part of the «V»of the engine block
Essential to respect tightening torque: 2 ± 0,5 m.daN
DAV 402 243 032-way greenconnector
Engine coolant temperature 22Fixing: on the coolant outlet housing
sensor
14 43 32Tightening torque:
ELECTRICFILTighten to: 2 ± 0,2 m.daN
Engine speed sensor 12 14 43 282-way blackconnector
Fixing: on the gearbox clutch housing
Angl-C6-page83-100-2005 4/02/05 17:22 Page 88