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Home >> Infiniti >> 2003 >> FX45 >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P1124: Throttle Control Motor Relay Circuit Short Or P1126: Throttle Control Motor Relay Circuit Open >> Fail-Safe Mode
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Fail-Safe Mode

When malfunction is detected, ECM enters fail-safe mode, MIL illuminates, ECM stops electric throttle control actuator control and throttle valve is maintained at a fixed opening (about 5 degrees) by the return spring.