This is a sale for a brand new genuine 88-91 Honda Civic CRX D16A6 D16A7 D16A8 D16A9 D16Z5 Distributor Internal Ignition Coil from Honda Motors, TEC Japan. TEC Part no. TC-05A. Buyers, please make your own checks regarding your application and email us when uncertain.
To test the ignition coil. Off the ignition switch and remove the distributor cap, rotor and dust cover. Remove the 2 screws to disconnect the black/yellow and white/blue wires from the positive and negative terminals. Using an ohmmeter, measure the resistance between the terminals. The coil will need to be replaced if it is not within specifications.