Subaru LEGACY 2002 Quick Reference Index page 89

Ignition control after start of engine
!
Between the 97° and 65° crank angle signal, the ECM measures the engine speed, and by using
this data it decides the dwell set timing and ignition timing according to the engine condition.
(1) Cylinder number
(2) Crank angle pulse (BTDC)
(3) Cam angle pulse (ATDC)
(4) Ignition timing at starting
CONTROL SYSTEM
(5) Ignition timing at normal condition
(6) Burning cylinder
(7) Dwell set
(8) Ignite
FU-31
Fuel Injection (Fuel System)
B2H0410D