CHECK POWER SUPPLY OF STOP LIGHT AND BRAKE SWITCH.

1) Turn the ignition switch to ON.

2) Measure the voltage between the stop light & brake switch connector and chassis ground.

Connector & terminal

4 door model

(B65) No. 3 (+) — Chassis ground (−):

5 door model

(B65) No. 1 (+) — Chassis ground (−):

QUESTION
Is the voltage 10 V or more?
Yes	No
Repair the poor contact of the stop light & brake switch connector.	NOTE: Check the following item and repair or replace if necessary. • Open circuit of power supply circuit • Ground short circuit of power supply circuit • Blown out of fuse (F/B No. 8)