1) Turn the ignition switch to ON.
2) Measure the voltage between VDCH/U connector and chassis ground.
Connector & terminal
LHD
(B368) No. 13 (+) — Chassis ground (−):
RHD
(F91) No. 13 (+) — Chassis ground (−):
Is the voltage less than 0.5 V?
Repair the harness between VDCH/U and VDCCM.