Nissan Murano: Engine Control System :: Vq35de / Symptom Diagnosis

Variable Induction Air System

Component Function Check CHECK OVERALL FUNCTION-I With CONSULT Start engine and warm it up to the normal operating temperature. Perform “VIAS S/V-1” in “ACTIVE TEST” mode with CONSULT...

Engine Control System Symptoms

Symptom Table SYSTEM — BASIC ENGINE CONTROL SYSTEM  SYMPTOM Reference page HARD/NO START/RESTART (EXCP. HA) ENGINE STALL HESITATION/SURGING/FLAT SPOT SPARK KNOCK/DETONATION LACK OF POWER/POOR ACCELERATION HIGH IDLE/LOW IDLE ROUGH IDLE/HUNTING IDLING VIBRATION SLOW/NO RETURN TO IDLE OVERHEATS/WATER TEMPERATURE HIGH EXCESSIVE FUEL CONSUMPTION EXCESSIVE OIL CONSUMPTION BATTERY DEAD (UNDER CHARGE) Warranty symptom code AA AB AC AD AE AF AG AH AJ AK AL AM HA Fuel Fuel pump circuit 1 1 2 3 2   2 2     3   2 Diagnosis Procedure Fuel pressure regulator system 3 3 4 4 4 4 4 4 4   4     Work Procedure Fuel injector circuit 1 1 2 3 2   2 2     2     Component Function Check Evaporative emission system 3 3 4 4 4 4 4 4 4   4     System Description Air Positive crankcase ventilation system 3 3 4 4 4 4 4 4 4   4 1   Positive Crankcase Ventilation (PCV) Incorrect idle speed adjustment       1 1 1 1   1     Work Procedure Electric throttle control actuator 1 1 2 3 3 2 2 2 2   2   2 DTC Description, DTC Description Ignition Incorrect ignition timing adjustment 3 3 1 1 1   1 1     1     Work Procedure Ignition circuit 1 1 2 2 2   2 2     2     Component Function Check Power supply and ground circuit 2 2 3 3 3   3 3   2 3   Diagnosis Procedure Mass air flow sensor circuit 1 1 2 2 2   2 2     2     DTC Description, DTC Description Engine coolant temperature sensor circuit 3 3 3       DTC Description, DTC Description Air fuel ratio (A/F) sensor 1 circuit             DTC Description, DTC Description, DTC Description, DTC Description, DTC Description Throttle position sensor circuit     2 2       DTC Description, DTC Description, DTC Description, DTC Description, DTC Description Accelerator pedal position sensor circuit     3 2 1             DTC Description, DTC Description, DTC Description, DTC Description Knock sensor circuit     2               3     DTC Description Engine oil temperature sensor 4 2       3     DTC Description, DTC Description Crankshaft position sensor (POS) circuit 2 2           DTC Description Camshaft position sensor (PHASE) circuit 3 2           DTC Description Nissan Murano Vehicle speed signal circuit   2 3   3           3     DTC Description ECM 2 2 3 3 3 3 3 3 3 3 3     DTC Description, DTC Description Intake valve timing control solenoid valve circuit   3 2   1 3 2 2 3   3     DTC Description Intake valve timing intermediate lock control solenoid valve circuit DTC Description Exhaust valve timing control solenoid valve 3 2   1 3 2 2 3   3 DTC Description PNP signal circuit     3   3   3 3     3     DTC Description VIAS control solenoid valve 1 circuit 1 DTC Description VIAS control solenoid valve 2 circuit 1 DTC Description Refrigerant pressure sensor circuit   2   3 3   4     Component Function Check Electrical load signal circuit             3           Component Function Check Air conditioner circuit 2 2 3 3 3 3 3 3 3   3   2 Work Flow ABS actuator and electric unit (control unit) 4 Work Flow 1 - 6: The numbers refer to the order of inspection...

Other information:

Nissan Murano (Z52) 2015-2024 Service Manual: System

System Description SYSTEM DIAGRAMADAS CONTROL UNIT INPUT/OUTPUT SIGNAL ITEMInput Signal Item Transmit unit Signal name Description ECM CAN communication Closed throttle position signal Receives idle position state (ON/OFF) Accelerator pedal position signal Receives accelerator pedal position (angle) ICC prohibition signal Receives an operable/inoperable state of the ICC system Snow mode switch signal Receives an operational state of the snow mode Steering switch signal Main switch signal Receives the operational state of the ICC steering switch SET/COAST switch signal CANCEL switch signal RESUME/ACCELERATE switch signal DISTANCE switch signal Engine speed signal Receives engine speed Stop lamp switch signal Receives an operational state of the brake pedal Brake pedal position switch signal Receives an operational state of the brake pedal TCM CAN communication Input speed signal Receives the number of revolutions of input shaft Current gear position signal Receives a current gear position Shift position signal Receives a selector lever position Output shaft revolution signal Receives the number of revolutions of output shaft ABS actuator and electric unit (control unit) CAN communication ABS malfunction signal Receives a malfunction state of ABS ABS operation signal Receives an operational state of ABS ABS warning lamp signal Receives an ON/OFF state of ABS warning lamp TCS malfunction signal Receives a malfunction state of TCS TCS operation signal Receives an operational state of TCS VDC OFF switch signal Receives an ON/OFF state of VDC VDC malfunction signal Receives a malfunction state of VDC VDC operation signal Receives an operational state of VDC Nissan Murano Vehicle speed signal (ABS) Receives wheel speeds of four wheels Stop lamp switch signal Receives an operational state of the brake pedal Yaw rate signal Receives yaw rate acting on the Nissan Murano vehicle Side G sensor signal Receives lateral G acting on the Nissan Murano vehicle BCM CAN communication Front wiper request signal Receives an operational state of front wiper(s) Turn indicator signal Receives an operational state of the turn signal lamp and the hazard lamp Tail lamp request signal Receives a tail lamp request signal Brake pedal position switch signal Receives a brake pedal position switch signal Stop lamp switch signal Receives a stop lamp switch signal Stop lamp status signal Receives a stop lamp status signal Dimmer signal Receives ON/OFF state of dimmer signal Steering angle sensor CAN communication Steering angle sensor malfunction signal Receives a malfunction state of steering angle sensor Steering angle sensor signal Receives the number of revolutions, turning direction of the steering wheel Steering angle speed signal Receives the turning angle speed of the steering wheel Detected lane condition signal Receives detection results of lane marker Combination meter CAN communication System selection signal Receives a selection state of each item in “Driver Assistance” selected with the Nissan Murano vehicle information display Parking brake switch signal Receives an operational state of the parking brake Distance sensor (ICC sensor) ITS communication ICC sensor signal Receives detection results, such as the presence or absence of a Nissan Murano vehicle ahead and distance from the vehicle Lane camera unit (if equipped) ITS communication Detected lane condition signal Receives detection results of lane marker Detected pedestrian condition signal Receives detection results of pedestrian Side radar LH, RH ITS communication Nissan Murano Vehicle detection signal Receives vehicle detection condition of detection zone Lane intervention switch Lane intervention switch signal Receives an ON/OFF state of the lane intervention switch Output Signal Item Reception unit Signal name Description ECM CAN communication ICC operation signal Transmits an ICC operation signal necessary for intelligent cruise control ABS actuator and electric unit (control unit) CAN communication Brake fluid pressure control signal Transmits a brake fluid pressure control signal to activate the brake Combination meter CAN communication Meter display signal Handle support indicator signal Transmits a signal to display a state of the system on the information display Nissan Murano Vehicle ahead detection indicator signal Vehicle ahead detection indicator signal Set Nissan Murano vehicle speed indicator signal Set distance indicator signal SET switch indicator signal MAIN switch indicator signal Blind Spot Warning warning lamp signal Transmits a Blind Spot Warning warning lamp signal to turn ON the Blind Spot Warning warning lamp Intelligent Lane Intervention ON indicator lamp signal Transmits an Intelligent Lane Intervention ON indicator lamp signal to turn ON the Intelligent Lane Intervention ON indicator lamp Lane departure warning lamp signal Transmits a lane departure warning lamp signal to turn ON the lane departure warning lamp ICC warning lamp signal Transmits an ICC warning lamp signal to turn ON the ICC system warning lamp AEB indicator lamp signal Transmits a signal to turn ON the AEB indicator Transmits a signal to turn OFF the AEB indicator Distance sensor (ICC sensor) ITS communication Nissan Murano Vehicle speed signal Transmits vehicle speed calculated by the ADAS control unit Steering angle sensor signal Transmits steering angle sensor signal received from the steering angle sensor Side radar LH, RH ITS communication Nissan Murano Vehicle speed signal Transmits vehicle speed calculated by the ADAS control unit Blind Spot Warning indicator signal Transmits a Blind Spot Warning indicator signal to turn ON the Blind Spot Warning indicator Blind Spot Warning indicator dimmer signal Transmits a Blind Spot Warning indicator dimmer signal to dim Blind Spot Warning indicator Steering angle sensor CAN communication ICC brake hold drive signal Activates brake hold and turns ON the stop lamp BCM CAN communication Stop lamp ON request signal Transmits a stop lamp ON request signal Intelligent Lane Intervention system ON indicator Intelligent Lane Intervention system ON indicator signal Turns ON the Intelligent Lane Intervention system ON indicator Warning system buzzer Warning buzzer signal Activates warning system buzzer DESCRIPTION ADAS* control unit controls the following systems based on ITS communication signal and CAN communication signal from each control unit...

Nissan Murano (Z52) 2015-2024 Service Manual: Ecu Diagnosis Information. Bcm, Ipdm E/r

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