Nissan Altima (L32) 2007-2012 Service Manual ≻ Engine control system QR25DE for california ≻ Component diagnosis ≻ P1148 Closed loop control

Nissan Altima (L32) 2007-2012 Service Manual: P1148 Closed loop control

DTC Logic

DTC DETECTION LOGIC

NOTE: DTC P1148 is displayed with another DTC for A/F sensor 1.

Perform the trouble diagnosis for the corresponding DTC.

P0850 PNP Switch

Description When the shift lever position is P or N (CVT), Neutral position (M/T), park/neutral position (PNP) switch is ON. ECM detects the position because the continuity of the line (the ON s ...

P1217 engine over temperature

DTC Logic DTC DETECTION LOGIC NOTE: • If DTC P1217 is displayed with DTC UXXXX, first perform the trouble diagnosis for DTC UXXXX. • If DTC P1217 is displayed with DTC P0607, first perfor ...

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Automatic brake hold (if so equipped)
The automatic brake hold function maintains the braking force without the driver having to depress the brake pedal when the vehicle is stopped at a traffic light or intersection. As soon as the driver depresses the accelerator pedal again, the automatic brake hold function is deactivated and the bra ...

Vehicle information display warnings and indicators
The following messages may appear in your vehicle information display. Engine start operation for Intelligent Key system (if I-Key battery level is low) This indicator appears when the battery of the Intelligent Key is low and when the Intelligent Key system and the vehicle are not communicating no ...

ProPILOT Assist (if so equipped)
WARNING Failure to follow the warnings and instructions for proper use of the ProPILOT Assist system could result in serious injury or death. ProPILOT Assist is not a self-driving system. Within the limits of its capabilities, as described in this manual, it helps the driver with certain drivin ...