Operation CHARM: Car repair manuals for everyone.

Ignition Timing

Ignition timing at idle (A/T in P or N, M/T in N)
with terminals D and E of DLC 1
connected 5° ± 1° BTDC
disconnected approximately 12° BTDC

NOTE: Constant variation within a few degrees from 12° indicates no abnormality, but proves operation of electronic timing control system.