Nissan Maxima Service and Repair Manual: P1148, P1168 closed loop control

DTC Logic

DTC DETECTION LOGIC

NOTE: DTC P1148 or P1168 is displayed with another DTC for A/F sensor 1.

Perform the trouble diagnosis for the corresponding DTC.

Nissan Maxima. DTC DETECTION LOGIC

    P1078, P1084 EVT control position sensor
    Description Exhaust valve timing control position sensor detects the concave groove of the exhaust camshaft rear end. This sensor signal is used for sensing a position of the exhaust camshaf ...

    P1211 TCS control unit
    Description The malfunction information related to TCS is transferred via the CAN communication line from "ABS actuator and electric unit (control unit)" to ECM. Be sure to erase the malfuncti ...

    Other materials:

    BSW system limitations
    WARNING Listed below are the system limitations for the BSW system. Failure to operate the vehicle in accordance with these system limitations could result in serious injury or death. The BSW system cannot detect all vehicles under all conditions. The radar sensors may not be able to detect ...

    Lifting motor (front)
    Description The lifting motor (front) is installed to the seat frame. The lifting motor (front) is activated with the driver seat control unit. The lifter (front) is moved upward/downward by changing the rotation direction of lifting motor (front). Component Function Check 1. CHECK ...

    Power supply and ground circuit
    Diagnosis Procedure 1. CHECK FUSES AND FUSIBLE LINK Check that the following IPDM E/R fuses or fusible link are not blown. 2. CHECK POWER SUPPLY CIRCUIT Turn ignition switch OFF. Disconnect IPDM E/R connectors. Check voltage between IPDM E/R harness connector and ground. 3. CHE ...

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