Nissan and Datsun Workshop Service and Repair Manuals

Ignition Coil: Testing and Inspection

1.

Be sure ignition is "OFF".

2.

Remove coil wire from coil.

Ignition Coil Circuit Testing.

Primary Circuit

3.

Connect ohmmeter as shown.  Reading should be approximately:

.8 - 1.0 ohms 

Secondary Circuit

4.

Connect ohmmeter as shown.  Reading should be approximately:

8,000 - 12,000 ohms