-
Ignition
switch off
-
Loose
terminal on coil or switch
-
Loose
battery wire on terminals
-
Corroded
battery terminals
-
Weak
storage battery
-
Dirty
timer points
-
Dirt
or water in timer casing
-
Carbon
deposits or oil between plug points
-
Burnt
or pitted platinum contact points
-
Spark
plugs points (gap) too close together or too far apart
-
Ignition
timer wrong - spark too late or too early
-
Stuck
breaker points
-
Stuck
contact maker lever
-
No
contact at points
-
Poor
contacts at timer
-
Poor
contact at switch
-
Broken
spark plug insulation
-
Broken
timer contact spring
-
Defective
or poor battery ground wire
-
Defective
induction coil
-
Defective
park plug (no spark at plugs)
-
Defective
platinum points in timer
-
Defective
ignition lock
-
Short
circuit in battery wire (grounding battery)
-
Short
circuit or break in primary wires
-
Short
circuit in ignition wire
-
Short
circuit in secondary coil
-
Short
circuit in distributor