Section 7
Electrical System and Components
wires, connections, safety interlocks, etc.
associated with the ignition or electrical
isolated until all testing is completed.
a good ground, not to the spark plug.
Molex Plug
(Some Models)
Figure 7-6. Digital Spark Advance Ignition (DSAI) System.
Operation of DSAI Ignition Systems
DSAI Ignition System Explanation
consists of the following components:
ignition modules.
spark advance module to stop the engine.
•
Two spark plugs.
7.6
gap. Repeat the procedure on the other cylinder.
connections, and terminals on that side. If
wiring is okay, replace ignition module and
retest for spark.
misses or won't run on that cylinder, try a
new spark plug.
ignition switch and check for shorted kill
lead.
Operation
The system provides more consistent energy to the
passes the ignition module. System triggering and
microprocessor. This digital control provides
independently for each engine cylinder.