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Home >> Nissan-Datsun >> 2012 >> Xterra PRO-4X, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0605 To P2A03 >> DTC P2101: Electric Throttle Control Function >> On Board Diagnosis Logic >> Fail-Safe Mode

Fail-Safe Mode

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

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.
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