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Home >> Nissan-Datsun >> 2008 >> Sentra SE-R Spec V, RS6F52H >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> Engine Control System - DTCS P1148 To P2A03 (Qr25DE) >> DTC P2101 Electric Throttle Control Function >> On Board Diagnosis Logic >> Fail-Safe Mode
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Fail-Safe Mode

When the malfunction is detected, the ECM enters fail-safe mode and the MIL lights up.

FAIL-SAFE MODE CHART

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.