DTC B2275 STSW Monitor Malfunction: Description

This DTC is output when there is an open, short, or any other problem in the engine start request output circuit inside the main body ECU or in the external circuit.

HINT:

When the main body 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.

After the main body ECU is replaced, perform the registration procedures for the engine immobiliser system (See REGISTRATION ).

DTC DETECTION CONDITION CHART

DTC No.	DTC Detection Condition	Trouble Area
B2275	STSW output circuit (engine starting request signal circuit) inside main body ECU or other related circuit is malfunctioning	Main body ECU ECM Wire harness or connector