Measure the resistance of harness between starter relay and starter motor.
Connector & terminal
LHD model
(B225) No. 10 — (B14) No. 1:
RHD model
(B225) No. 25 — (B14) No. 1:
Is the resistance less than 1 Ω?
Check the engine control module (ECM) power supply and ground line.
Repair the open circuit of the harness between starter relay and starter motor.