Fail-Safe Mode
WARNING: This page is about a different car, the 2004 Infiniti FX45. However, it is still accessible from the selected car via links, so may be relevant.
When the malfunction is detected, the ECM enters fail-safe mode and the MIL lights up.
Engine operating condition in fail-safe mode, engine speed will not rise more than 2,400 RPM due to fuel cut.
Engine operating condition in fail-safe mode
The ECM controls the electric throttle control actuator in regulating the throttle opening in order for the idle position to be within +10 degrees.
The ECM regulates the opening speed of the throttle valve to be slower than the normal condition.
So, the acceleration will be poor.