CHECK GROUND SHORT CIRCUIT OF THE RELAY BOX CONTACT POINT CIRCUIT.

Measure the resistance between the relay box connector and chassis ground.

Connector & terminal

(VDC4) No. 5 — Chassis ground:

(VDC4) No. 1 — Chassis ground:

QUESTION

Is the resistance more than 1 MΩ?

Yes No

Replace the relay box and check fuse SBF6.