2005 CITROEN C6 engine

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ENGINE
ENGINE TIGHTENING TORQUES
Sump
9Pre-tightening (sequence from 1 to 20)0,5 ± 0,1Tightening (sequence from 1 to 20)0,8 ± 0,1
Crankshaft pinion
10Pre-tightening4 ± 0,4Angular tightening80°
11 Crankshaft pulley 2,5 ± 0,2
Inlet distributor (with new seals)
12Pre-tightening0,4 ± 0,1
Tightening0,8 ± 0,1
Air inlet manifold 13
Pre-tightening0,4 ± 0,1Tightening0,8 ± 0,1 Engine: ES9A
B1BP1GZD
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ENGINE
ENGINE TIGHTENING TORQUES
Camshaft hubs
14Pre-tightening2 ± 0,2Angular tightening57°
15 Cap 1,5 ± 0,116 Guide roller 8 ± 0,8
Camshaft pulley
17Pre-tightening2 ± 0,2
Angular tightening11 5 °
18 Camshaft pulleys 1 ± 0,120 Timing belt tensioner roller 2,5 ± 0,221 Plate for the dynamic tensioner roller 2,5 ± 0,2
Coolant pump
22Pre-tightening0,5 ± 0,1
Tightening0,8 ± 0,1
Oil pump
19Pre-tightening0,5 ± 0,1Tightening0,8 ± 0,1 Engine: ES9A
B1FP04KCB1BP2D3D
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ENGINE
TIGHTENING TORQUES: POWER UNIT SUSPENSION
RH engine support
1 Screws 8,2 ± 1,252 Screws 6 ± 0,63 Screws 2,8 ± 0,44 Nut 6,5 ± 0,65 Screws 6 ± 0,6
Front piloted torque reaction rods
6 Screws
6 ± 0,6
7 Screws8 Screws 4,3 ± 0,49 Screws 6 ± 0,6Engine: DT17BTED4
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ENGINE
TIGHTENING TORQUES: POWER UNIT SUSPENSION
Rear piloted torque reaction rods
10 Screws
11 Screws
6 ± 0,6
12 Screws
13 Screws
LH gearbox support
14 Screws 6 ± 0,615 Screws 5,5 ± 0,816 Screws 6 ± 0,617 Screws 5,5 ± 0,8Engine: DT17BTED4
B2CP45CDB1BP3ERD
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ENGINE
TIGHTENING TORQUES: POWER UNIT SUSPENSION
Gearbox impact absorber
18 Screws 4 ± 0,6
Driveshaft bearing
19 Screws 6 ± 0,6Engine: DT17BTED4
B2CP45ECB2CP45DC
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ENGINE
ADJUSTMENT OF PILOTED TORQUE REACTION ROD
Engine: DT17BTED4
IMPERATIVE: Respect the safety and cleanliness requirements.
IMPERATIVE: Respect the safety and cleanliness requirements specific to High pressure
Diesel injection (HDi) engines.
Additional operations.
NOTE: The piloted torque reaction rods have to be adjusted in the event of removing the fixing
yoke of the front piloted torque reaction rod (1).
WARNING: Tighten the supports of the engine/gearbox assembly prior to adjusting the rods.
Fit the supports (2)and (3), tighten the fixings:
Fit the tie-rod (5), tighten the fixings: 6,5 ± 0,6.
Fit the rear piloted torque reaction rod (4).
Fit the front piloted torque reaction rod (1).
Tighten the fixings of the rear piloted torque reaction rod (4) : 6,5 ± 0,6.
Adjustment.
Position the lower edge "a"of the yoke (7)to 5 mmfrom the lower edge "b"of the crossmember (6).
Tighten the fixings (8) : 6 ± 0,6.
Tighten the fixings of the front piloted torque reaction rod: 6 ± 0,6.
B1BP3E9DB1BP3EBD
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ENGINE
ENGINE TIGHTENING TORQUES
Cylinder head
1 Butterfly housing
2Inlet valve cover screws (*)
Inlet valve cover studs (*)0,9 ± 0,2
3 Coolant outlet housing
Cylinder heads
Pre-tightening2 ± 0,2
4Tightening4 ± 0,5
Tightening8 ± 0,5
Angular tightening180 ± 5°
5 EGR (exhaust gas recycling) electrovalve 0,9 ± 0,2
6Exhaust manifold nuts 2,3 ± 0,3
Exhaust manifold studs 1,3 ± 0,2
7Turbocharger nuts 2,3 ± 0,3Turbocharger studs 1,3 ± 0,2
8 Pre-catalysers 2 ± 0,19 Vacuum pump 2,3 ± 0,3
(*) Respect the sequence of tightening.Engine: DT17BTED4
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ENGINE
ENGINE TIGHTENING TORQUES
Engine: DT17BTED4
Order of tightening of screws (2)
(2) Camshaft bearing cover screws (from 1 to 13)
(2) Camshaft bearing cover studs (from 1 to 13)
Order of tightening of bolts (4) (from 1 to 8)
(4) Cylinder head bolts
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