Nissan Juke Service and Repair Manual : B26FA cranking request circuit
DTC Logic
DTC DETECTION LOGIC
NOTE
:
• If DTC B26FA is displayed with DTC U1000, first perform the trouble diagnosis
for DTC U1000. Refer to
BCS-83, "DTC Logic".
• If DTC B26FA is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to BCS-84, "DTC Logic".

DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION
1. Perform DTC CONFIRMATION PROCEDURE for DTC P1650. Refer to EC-366, "DTC Logic" (MR16DDT) or EC-725, "DTC Logic" (HR16DE).
2. Turn ignition switch ON.
3. Check DTC in “Self Diagnostic Result” mode of “BCM” using CONSULT-III.
Is DTC detected? YES >> Go to SEC-130, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Proced
1.CHECK CRANKING REQUEST SIGNAL
1. Turn ignition switch ON.
2. Check voltage between BCM harness connector and ground under the following conditions

Is the inspection result normal? YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK CRANKING REQUEST SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Disconnect ECM connector.
4. Check continuity between BCM harness connector and ECM harness connector.

5. Check continuity between BCM harness connector and ground.

Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace harness.
3.REPLACE BCM
1. Replace BCM. Refer to BCS-93, "Removal and Installation".
2. Perform initialization of BCM and registration of all Intelligent Keys using CONSULT-III.
For initialization and registration procedures, refer to CONSULT-III Operation Manual NATS-IVIS/NVIS.
3. Perform DTC CONFIRMATION PROCEDURE for DTC B26FA. Refer to SEC-130, "DTC Logic".
Is DTC detected? YES >> GO TO 4.
NO >> INSPECTION END
4.REPLACE ECM
Replace ECM.
Refer to EC-447, "Removal and Installation" (MR16DDT) or EC-805, "Removal and Installation" (HR16DE).
>> INSPECTION END
B26F9 cranking request circuit
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B26F9 is displayed with DTC U1000, first perform the trouble diagnosis
for DTC U1000. Refer to
BCS-83, "DTC Logic".
• If DTC B26F9 is ...
B26FB clutch switch
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B26FB is displayed with DTC U1000, first perform the trouble diagnosis
for DTC U1000. Refer to
BCS-83, "DTC Logic".
• If DTC B26FB is ...
Other materials:
A/C switch
Component Function Check
1.CHECK A/C ON SIGNAL
With CONSULT-III
1. Turn ignition switch ON.
2. Select “AIR CONDITIONER” of “BCM” using CONSULT-III.
3. Select “AIR COND SW” in “DATA MONITOR” mode, and check status under the
following condition.
Is the inspection result norma ...
ICC system limitations
WARNING
The following points outline the operational boundaries of the Intelligent Cruise Control (ICC) system. Operating your Nissan Leaf without regard for these limitations can lead to a serious accident, resulting in injury or death:
The ICC system is optimized for travel on ...
Engine stalling
Description
CHART 7: ENGINE STALLING
Diagnosis Procedure
1.CHECK FUEL
Check that the fuel reservoir is correctly filled and with the right fuel.
>> GO TO 2.
2.CHECK ECM POWER SUPPLY AND GROUND CIRCUIT
Check ECM power supply and ground circuit. Refer to EC-885, "Diagnosis
Proc ...
