Fail-Safe Mode
WARNING: This page is about a different car, the 2005 Nissan Sentra. 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.
DTC P1128 & FAIL-SAFE MODE
| Engine operating condition in fail-safe mode |
|---|
| ECM stops the electric throttle control actuator control, throttle valve is maintained at a fixed opening (approx. 5 degrees) by the return spring. |