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Home >> Nissan-Datsun >> 2003 >> Sentra SE-R, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Self-Diagnostics (Qr25DE) >> Diagnostic Tests >> DTC P0117: Engine Coolant Temperature Sensor Circuit Low Input & DTC P0118: Engine Coolant Temperature Sensor Circuit High Input >> Fail-Safe Mode

Fail-Safe Mode

When this malfunction is detected, the ECM enters fail-safe mode and the MIL lights up. See Fig 1 .

Fig 1: DTCs P0117 & P0118 Fail-Safe Mode
G00256034Courtesy of NISSAN MOTOR CO., U.S.A.