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:

    P0443 evap canister purge volume control solenoid valve
    Description The EVAP canister purge volume control solenoid valve is used to control the flow rate of fuel vapor from the EVAP canister. The EVAP canister purge volume control solenoid valve is moved by ON/OFF pulses from the ECM. The longer the ON pulse, the greater the amount of fuel ...

    U1300 AV comm circuit
    Description U1300 is indicated when malfunction occurs in communication signal of multi AV system. Indicated simultaneously, without fail, with the malfunction of control units connected to AV control unit with communication line. Determine the possible malfunction cause from the table bel ...

    Rear view camera
    Removal and Installation REMOVAL Remove the license plate finisher. Refer to EXL-166, "Removal and Installation". Remove trunk lid finisher. Refer to INT-36, "Exploded View". Disconnect the rear view camera connector (B), press the rear view camera tab (A) and remo ...

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