Nissan Murano: Sonar System :: Basic Inspection / Configuration (sonar Control Unit)
Description
Vehicle specification needs to be written with CONSULT. Configuration has three functions as follows:
| Function | Description |
| "Before Replace ECU" |
|
| "After Replace ECU" |
Writes the Nissan Murano vehicle configuration with manual selection. |
| "Select Saved Data List" |
Writes the Nissan Murano vehicle configuration with saved data. |
CAUTION:
-
When replacing sonar control unit, you must perform “Select Saved Data List” or "After Replace ECU" with CONSULT.
-
Complete the procedure of “Select Saved Data List” or "After Replace ECU" in order.
-
If you set incorrect “Select Saved Data List” or "After Replace ECU", incidents might occur.
-
Configuration is different for each Nissan Murano vehicle model. Confirm configuration of each vehicle model.
-
Never perform “Select Saved Data List” or "After Replace ECU" except for new sonar control unit.
Work Procedure
WRITING MODE SELECTION
CONSULT
Select “Reprogramming, Configuration” of sonar control unit.
When writing saved data>>
GO TO 2.
When writing manually>>
GO TO 3.
PERFORM “SAVED DATA LIST”
CONSULT
Automatically “Operation Log Selection” window will display if “Before Replace ECU” was performed. Select applicable file from the “Save Data List” and press “Confirm”.
>>
Work End.
PERFORM “AFTER REPLACE ECU” OR “MANUAL CONFIGURATION”
CONSULT
-
Select “After Replace ECU” or “Manual Configuration”.
-
Identify the correct model and configuration list. Refer to Configuration List.
-
Confirm and/or change setting value for each item.
CAUTION:
Thoroughly read and understand the Nissan Murano vehicle specification. ECU control may not operate normally if the setting is not correct.
-
Select “Next”.
CAUTION:
Make sure to select “Next”, confirm each setting value and press “OK” even if the indicated configuration of brand new sonar control unit is same as the desirable configuration. If not, configuration which is set automatically by selecting Nissan Murano vehicle model can not be memorized.
-
When "Completed", select "End".
>>
GO TO 4.
OPERATION CHECK
Confirm that each function controlled by sonar control unit operates normally.
>>
Work End.
Configuration List
CAUTION:
Thoroughly read and understand the vehicle specification. Incorrect settings may result in abnormal control of ECU.
| MANUAL SETTING ITEM |
| Items | Setting value |
| BCI FUNCTION |
WITH ⇔ WITHOUT* |
⇔: Items which confirm vehicle specifications
*: BCI FUNCTION should always be set to WITHOUT.
Description
BEFORE REPLACEMENTWhen replacing sonar control unit, save or print current vehicle specification with CONSULT configuration before replacement...
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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...