Honda Bmw 5 Service Manual

Cylinder  Head Removal - an-] 
Fit thrust spacer (A) to intake camshaft (B) and  tighten down 
with  threaded locating  studs. Place longer threaded  end of 
studs  into camshaft 
(arrows). 
Tightening torque 
Impulse 
wheel studs to intake  camshaft) 20 Nm (15 ft-lb) 
Fit primary  sprocket  to primary  timing chain and install  on ex- 
haust  camshaft  so that pointer  on sprocket 
(arrow) lines  up 
with cylinder  head sealing surface. 
4 Insert BMW special tool 11 4 220 into timing  chain tensioner...

I Cvlinder Head Removal and Installation 
4 Install secondary  chain tensioner  on cylinder  head (arrows). 
Keep tensioner  compressed  using BMW special tool 11 3 
291 or suitable pin. 
< Install exhaust camshaft splined sleeve. Confirm that gap  in 
sleeve  splines  aligns with corresponding  gap  in 
camshaft 
splines (arrows). 
Slide splined shaft onto exhaust camshaft.  Be sure that locat- 
ing tooth  of shaft fits into spline gaps  of camshaft  and splined 
sleeve 
(arrows). 
- Push  splined...

-7 Cylinder Head Removal and lnstallat~on -- -- - - 
Remove chain and  sprockets from tool and slide  sprockets 
on  camshafts.  Confirm that gap  in intake sprocket  splines 
lines up with corresponding  gap in camshaft splines (arrow). 
CAUTIOI\C 
Do not  alter position  of sprockets  with respect  to chain  when 
removing 
from special tool 11 6 180. 
< Align  locating tooth  of splined shaft with gaps on  camshaft 
and  sprocket.  Slide splined  shaft onto intake  camshaft until 
approx. 
1 mm...

I Cylinder Head Removal  and lnstallatio~ - I 
4 Fit thrust spacer (A) on exhaust  camshaft. 
4 Install spring plate (A) to exhaust  camshaft. Malte sure that 
(F) mark  is visible. 
NOTE- 
If Fmark is no  longer  visible,  install spring  plate as shown  in 
inset. 
4 Install exhaust camshaft impulse  wheel, aligning pointer (B) 
with top edge  of cylinder head (A). Install mounting  nuts (ar- 
rows) finger tight.   

113-51 
Cylinder Head Removal  and Installation 
< Pull out exhaust camshaft splined shaft to  stop. 
- Press down on secondary chain tensioner and  remove ten- 
sioner lock-down tool. 
Preload primary chain: 
Tighten adjusting  screw on 
BMW special tool 11 4 220 to 
specified  torque. 
Tightening  torque 
Primary  chain tensioner preload 
0.7 Nrn (6 in-lb) 
< Preload exhaust camshaft sprrng plate  by pressing  on im- 
pulse wheel  while tightening mounting  nuts (arrows)  finger 
tight. 
Install BMW...

. .- -- 
Cylinder Head Removal and Installation 
Secure  camshaft sprockets  and impulse  wheels: 
Tighten  mounting screws 
(A) on exhaust camshaft impulse 
wheel to approx. 
5 Nm (44 in-lb). 
Tighten  mounting  nuts 
(8) on exhaust  and intake  sprocket 
assemblies  to approx. 
5 Nm (44 in-lb). 
Torque  down  mounting  screws (A) and  nuts  (B) to final 
specifications. 
Tightening torques 
sprocket assembly to camshaft 
initial  torque 
5 Nm (44 in-lb) 
Sprocket  assembly 
wheel to camshaft 
M7 torx...

Cylinder Head Removal and Installation / 
< Clean contact edges  of cylinder head  face and VANOS  unit 
and apply  a thin coat  of permanently elastic Three  Bond 
1209 8 or equivalent to  suriaces. 
CAUTION- 
Check locating dowel (A) and dowel  sleeve (B) at top  of 
cylinder  head for damage  or incorrect installation. 
Make sure  all gasket  material  is removed  from face of 
cylinder  head. Clean sealing  face and keep free  of oil. 
If any  foreign  material  is present  on the  sealing  surface,...

. . . 
[Cylinder Head Removal and Installation - .. - -1 - 
4 Insert and secure  VANOS sealing plugs  (arrows) with new 
sealing O-rings. 
Tightening torque Sealing 
plug to  VANOS  50 
Nm  (37 ft-lb) 
4 Install  coolant  pipe fasteners  at base  of cylinder head  and 
tighten  fasteners  (arrows). 
NOTE- 
Use new sealing O-ring  on coolant pipe. 
- lnstall  VANOS  oil line banjo bolt with  new seals. Attach  oil 
line  to VANOS unit. 
Tightening torque  Oil  line  to VANOS  unit 
(banjo bolt)  32 
Nm...

Cylinder Head Removal and Installation 
- Install  exhaust manifolds using new gaskets and  nuts. Coat 
manifold  studs with copper  paste prior to  installing  nuts. 
Tightening torque  Exhaust 
maniiold to  cylinder  head (M7) 
20 Nm  (15 ft-lb) 
- Install electrical  harness connectors  for oil pressure sender 
and  coolant temperature sensor before installing 
intalte man- 
ifold. 
7 Install intake manifold: 
1. Manifold  mounting  nuts: tighten to 15 Nm (1 1 ft-lb) 
2. Fuel pipe bracltet 
3.  Fuel...

11 3-56 
I Cvlinder Head Removal and Installation 
- Installation of the  remaining  parts  is reverse or  removal,  not- 
ing  the  following: 
- Refill  cooling  system as described  in 170 Radiator and 
Cooling  System. 
Change  engine oil  and filter as  described in 
020 Mainte- 
nance. 
If  necessary, adjust accelerator cable. 
a Reconnect  battery. 
CAUTION-  To  prevent damaging  the engine electronic systems,  installall 
ground  wire previously  removed, including the ground  wires 
for  the...