Hall sender - testing

Ignition system - transistorised type / Hall sender - testing

1 Check that the ignition system wiring and plugs are fitted correctly.

2 The coil and TCI-H unit must both be in good condition.

3 Pull the HT lead from the centre of the distributor cap and earth it to the engine or bodywork.

4 Pull back the rubber boot from the switch unit and connect a voltmeter between terminals 6 and 3 (see illustration).

5.4 Voltmeter connection when testing Hall sender

5 Switch on the ignition and turn the engine by hand in its normal direction of rotation. The voltage should alternate from between 0 and a minimum of 2 volts. If not, the sender is faulty and must be renewed.