Nissan Juke Service and Repair Manual : B20A0 cranking request circuit
DTC Logic
DTC DETECTION LOGIC
NOTE
:
If DTC B20A0 is displayed with DTC U1000, first perform the trouble diagnosis
for DTC U1000. Refer to PCS-
30, "DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
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 “IPDM E/R” using CONSULT-III.
Is DTC detected? YES >> Refer to SEC-136, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK CRANKING REQUEST SIGNAL
1. Turn ignition switch ON.
2. Check voltage between IPDM E/R 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 IPDM E/R connector.
3. Disconnect ECM connector.
4. Check continuity between IPDM E/R 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 IPDM E/R
1. Replace IPDM E/R. Refer to PCS-34, "Removal and Installation".
2. Perform DTC CONFIRMATION PROCEDURE for DTC B20A0. Refer to SEC-136, "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
B209F cranking request circuit
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC B209F is displayed with DTC U1000, first perform the trouble diagnosis
for DTC U1000. Refer to PCS-
30, "DTC Logic".
DTC CONFIRMATION PROC ...
B2108 steering lock relay
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC B2108 is displayed with DTC U1000, first perform the trouble diagnosis
for DTC U1000. Refer to PCS-
30, "DTC Logic".
DTC CONFIRMATION PROC ...
Other materials:
B2609 steering status
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE 1
1. Press push-button ignition switch under the following conditions and wait
1 second or more.
- Selector lever: In the P position
- Brake pedal: Not depressed
2. Check DTC in “Self Diagnostic ...
Engine does not start when intelligent key is inside of vehicle
Description
Engine does not start when push-button ignition switch is pressed while
carrying Intelligent Key.
NOTE:
• Check that vehicle is under the condition shown in “Conditions of vehicle”
before starting diagnosis, and
check each symptom.
• The engine start function, door lock functi ...
Safety note
WARNING
• Do not disassemble or modify this system. If you do, it may result in accidents,
fire, or electric shock.
• Do not use this system if you notice any abnormality, such as a frozen screen
or lack of sound. Continued use of the system may result in accident, fire or electric
shock.
• ...