Circuit Description

The headlight relay will be ON by operating the headlight switch. The transistor which activates the taillight relay has 2 types:

1. One activates directly by the headlight switch for fail safe operation.
2. Another activates by the body ECU No. 2.

The one that activates by body ECU No. 2 has 2 systems and prevents the headlight from turning off at the time of one system trouble in the automatic operation circuit.