Removing And Installing Coil And Ignition Lead; Checking Ignition Coil Resistance - BMW R 1150 GS Repair Manual

Removing and installing coil and
ignition lead
•
Remove the seat.
•
Remove right side trim panel.
•
Disengage fuel tank.
•
Seal the fuel feed and return lines with hose
clips, BMW No. 13 0 010, and disconnect.
•
Disconnect breather lines.
•
Disconnect plug for fuel pump.
•
Remove fuel tank.
e
Caution:
Switch off ignition. Disconnect ground (earth) cable
from battery and insulate it.
•
Disconnect plug from Hall sensor.
•
Remove fasteners and lift out the Motronic con-
trol unit.
•
Remove the ignition coil.
•
Disconnect plug.
•
Disconnect ignition lead.
•
Remove spark plug cover (4).
•
Pull off spark plug cap with special puller,
BMW No. 12 3 520.
•
Remove ignition leads.
•
Installation is the reverse of the removal proce-
dure.
•
Switch on the ignition.
•
Without starting the engine, fully open the throttle
once or twice so that the Motronic control unit
can register the throttle-valve positions.
12 3 520
L
Note:
Disconnecting the battery deletes all entries (e.g.
faults, settings) stored in the Motronic control unit's
memory.
Loss of settings can temporarily impair the operat-
ing characteristics when the engine is restarted.

Checking ignition coil resistance

•
Test with BMW MoDiTeC.
S120010
12.5