B2273

DTC B2273 Ignition 2 Monitor Malfunction

DESCRIPTION

DTC Detection Condition:

This DTC is output when there is a problem in the IG2 output circuit, which is from the inside of the power source control ECU to the IG2 relay.

HINT: When the power source control ECU is replaced with a new one and the negative (-) battery terminal is connected, the power source mode becomes the IG-ON mode. When the battery is removed and reinstalled, the power source mode that was selected when the battery was removed is restored.

Wiring Diagram:

Step 1:

Step 2-4:

Step 4 (Continued)-5:

Step 5 (Continued)-7:

Step 8-9:

INSPECTION PROCEDURE