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 P2135 & ECM FAIL-SAFE MODE
| 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 throttle valve to be slower than the normal condition. So, the acceleration will be poor. |