Honda 1986 GoldWing GL1200A Manual page 41

IIII~
Ignition Timing - - - - - - - - - - - - - - - - - - - - - - -
Inspection
NOTE: Inspect ignition timing while the engine is hot,
because the ECU will compensate timing for
a
cold
engine.
Remove the fuel strainer from the engine mount bracket
without disconnecting the fuel lines.
Remove the timing inspection plug and Install the timing
inspection cap.
Connect a stroboscopic timing light to the NO.1 or NO.2
cylinder spark plug wire. Start the engine and let
it
idle.
Idle speed: 1000 :t 100 rpm
The timing is correct if the flywheel F1 mark aligns with
the inspection cap center index mark at idle.
Timing advance is correct if when the engine speed is
raised, the F1 mark moves up and disappears.
Connect the timing light to the No.
3
or No.
4
cylinder
spark plug wire and repeat the procedure using the F2
mark.
If the
timing is incorrect check
the PBRI PBL, Ns.
0th.
GRI GL, throttle and Tw sensors. If these sensors are OK,
install a new ECU.
AT IDL.E SPEED
(1,000
:!:
100 RPM):
AT INCREASED ENGINE SPEED:
I
7-5