Fail Safe Mode
WARNING: This page is about a different car, the 2002 Nissan Pathfinder and 2002 Infiniti QX4. However, it is still accessible from the selected car via links, so may be relevant.
When DTC P1335 sets, MIL is illuminated and ECM enters fail safe mode. Compression TDC signal (120° signal) is controlled by CMP sensor (PHASE) signal and CKP sensor (POS) signal. In fail safe mode, ignition timing will be delayed zero-2°.