DTC B2353: Ignition power supply (low input); DTC B2354: Ignition power supply (high input): Notes

CAUTION: Before replacing the ECU, ensure that the input and output signal circuits are normal.

Fig 1: Ignition Switch (IG1) Input Circuit Diagram

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

Fig 2: Identifying ETACS-ECU Connector C-317

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.