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Home >> Infiniti >> 2008 >> M45 Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> Engine Control System (VK45DE) - DTCS P1550 Through 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 lights up.

ENGINE OPERATION CONDITION IN FAIL-SAFE MODE REFERENCE

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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