BMW K 1200RS, Repair Manual

Page: 143 / 416

12.8
12 11
Timing the ignition
– Remove the spark plugs.
– Remove the cover from the Hall-effect transmit-
ter.
– [With Motronic] Remove the left side section of
the fairing (
a
46.15).
– [Without Motronic] Remove the fuel tank
(
a
16.5).
•
[Without Motronic] Open the lid of the electron-
ic equipment box.
•
Screw dial gauge, BMW No. 00 2 580 , with ex-
tension into cylinder 1.
•
Set the piston to TDC.
•
Set the dial gauge scale ring to “0”.
•
Turn the engine back in a clockwise direction
(normal direction of engine rotation is anti-clock-
wise) until the piston is at the firing point.
Setting:
Ignition firing point.......... 6° before TDC = 0.24 mm
........................................... (0.0094 in) before TDC
•
[With Motronic] Connect BMW MoDiTeC to di-
agnosis plug.
•
[Without Motronic] Connect BMW MoDiTeC to
plug connector (6) on the Hall-effect transmitter.
•
Start the “Timing ignition” program at the
BMW MoDiTeC.
•
Loosen the fasteners of magnetic gate (1) and
turn it to the left or right until the
BMW MoDiTeC
displays the correct ignition firing point.
Adjusting ignition timing:
Turn counter-clockwise....................... retard timing
Turn clockwise ................................ advance timing
•
Retighten magnetic gate (1).
•
Check that ignition timing is correct.
– Turn the engine in its normal direction of rotation.
With the piston at 0.24 mm (0.0094 in) before
TDC, the
BMW MoDiTeC must display the cor-
rect ignition firing point.
•
Installation is the reverse of the removal proce-
dure.
X
Tightening torque:
Magnetic gate ................................................ 6 Nm
Spark plugs.................................................. 20 Nm
0
10
20
30
40
50
60
70
80
90
KR120020
00 2 580
KR120050
6
KR120060
1