CHECK BATTERY SHORT OF HARNESS.

1) Turn the ignition switch to OFF.

2) Measure the voltage between VDCCM connector and chassis ground.

Connector & terminal

(B310) No. 3 (+) — Chassis ground (−):

(B310) No. 24 (+) — Chassis ground (−):

(B310) No. 23 (+) — Chassis ground (−):

(B310) No. 31 (+) — Chassis ground (−):

(B310) No. 35 (+) — Chassis ground (−):

(B310) No. 34 (+) — Chassis ground (−):

(B310) No. 29 (+) — Chassis ground (−):

(B310) No. 26 (+) — Chassis ground (−):

(B310) No. 25 (+) — Chassis ground (−):

(B310) No. 4 (+) — Chassis ground (−):

(B310) No. 30 (+) — Chassis ground (−):

(B310) No. 32 (+) — Chassis ground (−):

QUESTION

Is the voltage less than 1 V?

Yes No

Repair the harness between VDCH/U and VDCCM and check all of the fuses.