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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 175 (Rear Final Drive: Ma241 (Eld)) >> Rear Final Drive: Ma241 (Eld) >> DTC/Circuit Diagnosis >> DTC P1850: Differential Lock Control Unit >> DTC Description >> Fail-Safe

DTC Description: Fail-Safe

WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.

When differential lock system is malfunctioning, fail-safe status activates and rear differential lock is disengaged.