LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Suzuki >> 2009 >> Equator Base, 4D Pickup >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (VQ40DE) - (3 Of 5) >> DTC P1805: Brake Switch >> On Board Diagnosis Logic >> Fail-Safe Mode
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Fail-Safe Mode

When the malfunction is detected, the ECM enters fail-safe mode.

ENGINE OPERATING CONDITION

Engine operating condition in fail-safe mode
ECM controls the electric throttle control actuator by regulating the throttle opening to a small range. Therefore, acceleration will be poor.
Vehicle condition Driving condition
When engine is idling Normal
When accelerating Poor acceleration