Honda Bmw 5 Service Manual

1 13-67 
Cylinder Head Removal  and lnstaKI -- 
< Using a torque  angle gauge,  tighten cylinder head bolts to 
specified torque  angle in stages 
2 and 3. 
Tightening torques 
Stage I 30 Nrn (22 ft-lb) 
Stage II +80° 
Stage Ill +80° 
4 If possible, confirm oil return pipe at bottom  of separator  is 
correctly seated 
(arrow). 
NOTE- 
Photo shows  lower timing case cover  removed. 
< Remove old O-ring and install  new O-ring (arrow) in angle 
section. 
- Press oil separator into  angle section  and...

11 3-68 
Cylinder Head Removal and Installation 
< Using  BMW special tool 11 3 430, or a 27 mm open-ended 
wrench,  rotate  camshafts to cylinder  1 
TDC position  (until 
markings point upwards). 
I I < Install camshaft locltina tool  set (BMW soecial tool set  11 2 
440) on right cylinder  head (cylinders 1-4). Fit on cylinde~ 
head  without  gaps. 
Install 
camshaft locking  tool set  (BMW special tool  set 11 2 
440)  on left  cylinder  head (cylinder  head 5-8). Fit on cylinder 
head  without...

11 3-69 
Cylinder Head Removal and Installation 
4 Lock crankshaft  in TDC position with BMW  special tool 11 3 
200 (arrow). 
NOTE- 
Boss for special tool 11 3 200 located  at rear  of engine  oil 
pan. 
4 Working  at left  cylinder  head (drivers side)  fit primary  sprock- 
et and  chain to camshaft  flange, centering threaded  bores. 
Insert  bolts (arrows)  and hand  tighten. 
?-I I 4 Install BMW special tool 11 3 390 into right timing case  cover. 
NOTE- 
BMW special tool 00 9 250 is a  flexible...

11 3-70 
Cylinder Head Removal and Installation 
- Remove  adjustable  timing chain tensioner tool  from timing 
case  cover  and install  primary timing  chain tensioner  with 
new  sealing  washer. 
Tightening torque  Chain tensioner  cylinder to timing  cover 
65 Nm (48 ft-lb) 
4 Install oil  supply lines and mounting  nuts (arrows)  to both 
heads. 
Tightening torque 
Oil supply  line nuts 10 Nm (7.5 ft-lb) 
- Remove old gasket from  lefl timing  cover, and clean  gasket 
surface. 
4 Apply Three...

. . . . 
I - Cylinder Head Removal - and instard -- 
4 Remove left cylinder  head cover gasket  and install  spacing 
tool  (BMW 
11 1 412)  in place  of gasket. 
- lnstall  lefl cylinder  head cover fasteners and tighten uniformly 
in 
I2 turn  steps. 
Tightening torque  Cylinder head  cover  nuts 
10 Nrn (7.5 it-lb) 
- Tighten left upper  timing cover retaining bolts  in two  passes. 
Tightening torque 
Timing chain  cover to head 10 Nrn (7.5 ft-lb) 
- Remove  lefl cylinder  head cover  and BMW...

/Cylinder Head Removal and  Installation 
- Remainder of installation is reverse  of removal, noting  the fol- 
lowing: 
Use  new gaskets when  mounting intake 
manifold. Tighten 
nuts finger tight first,  then torque  to specification  in stages 
working  diagonally from center  out. 
Be  sure  to reinstall  ignition coil ground  straps at cylinders 
no. 
3 and  no. 7. See 120 Ignition  System. 
Reinstall  cooling fan and shroud.  See 
170 Radiator  and 
Cooling  System. 
Refill  and bleed  cooling...

11 3-73 
Cylinder Head Removal and Installation / 
1 
- Remove viscous  clutch cooling  fan. See 170 Radiator  and 
i Cooling System. i i I 4 Remove ignition coil  fasteners and coils  (noting location  of 
~ ground strap). 
1 
Remove  sparlc plugs. 
i 
Remove oil distribution  tube fasteners  and remove tubes 
from both cylinder  heads. 
4 Using crankshaft center bolt, turn crankshaft cloclcwise until 
number one  cylinder (front cylinder right side) is  in 
TDC (ar- 
rows).   

11 3-74 
Cylinder Head Removal and Installation 
4 Work at left side cylinder head loosen three accessible cam- shaft sprocket fasteners  (arrows) on both intake  and exhaust 
camshafts approximately 
I2 turn. 
Toprevent  valve 
topiston contact, counterholdcamshaft  with 
27 mm open-end  wrench  whenever  loosening or tightening 
camshaft  sprocket fasteners.  If 
necessarq! grind outer side of 
wrench  jaws to prevent damaging cylinder  head. 
4 Rotate crankshaft one complete rotation to TDC overlap....

1 13-75 
Cylinder Head Removal and Installation I 
4 Loosen  and remove  primary  timing chain  tensioner (arrow) 
from  right cylinder  head. 
Remove  camshaft position  sensor (arrow) 
chain cover  on right cylinder  head. 
Remove dip 
stick tube support  fastener. from 
upper 
Remove  upper timing  chain cover fasteners 
(A) and 
cover from  right cylinder  head.  timing 
remove   

1 13-76 
Cylinder Head Removal and Installation 
Remove fasteners  from intake camshaft sprocket  (arrows) 
on  right  cylinder  head. 
- Remove  primary timing chain sprocket  and suspend timing 
chain using  mechanics wire to prevent  chain from  dropping 
into  lower housing. 
Turn crankshaft  counterclockwise  until 
45 mark on  crank- 
shaft  is aligned  with boss  on front timing  chain cover  (arrow) 
4 Loosen cylinder head  bolts in sequence 1-10 as shown  (ar- 
rows)  and discard  used head...