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Home >> Nissan-Datsun >> 2008 >> Sentra SL >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (Engine Control System - DTCS P1148 To P2A03 (Qr25DE)) >> DTC P2100, P2103 Throttle Control Motor Relay >> On Board Diagnosis Logic >> Fail-Safe Mode

Fail-Safe Mode

WARNING: This page is about a different variant/trim than selected.

When the malfunction is detected, 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.
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