Nissan Juke Service and Repair Manual : Basic inspection
DIAGNOSIS AND REPAIR WORK FLOW
Work Flow
OVERALL SEQUENCE

DETAILED FLOW
1.INTERVIEW THE CUSTOMER FOR THE SYMPTOM
Interview the customer for the symptom (the condition and the environment when the incident/malfunction occurs).
>> GO TO 2.
2.CHECK SYMPTOM
Check the symptom from the customer information.
>> GO TO 3.
3.CHECK WARNING LAMP OPERATION
Check air bag warning lamp operation in the user mode. Refer to SRC-12, "On Board Diagnosis Function".
Are any malfunction detected? YES >> GO TO 5.
NO >> GO TO 4.
4.CHECK LOW VOLTAGE
Check low voltage with CONSULT-III (Special function). Refer to SRC-16, "CONSULT-III Function".
Are any malfunction detected? YES >> GO TO 9.
NO >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".
5.CHECK SELF DIAGNOSTIC RESULTS
Check self diagnostic result with CONSULT-III or diagnosis mode.
If it is impossible to switch to diagnosis mode, follow the same procedure that DTC is not detected.
NOTE
:
Perform the following procedure if DTC is detected.
• Record DTC (Print them out with CONSULT-III.) • Erase self diagnostic result.
• Study the relationship between the malfunction that DTC or air bag warning lamp indicates and the symptom that the customer describes.
• Check related service bulletins for information.
Is DTC detected? YES >> GO TO 6.
NO >> GO TO 7.
6.PERFORM DTC CONFIRMATION PROCEDURE
Perform DTC CONFIRMATION PROCEDURE for the DTC.
>> GO TO 8.
7.PERFORM DIAGNOSIS ACCORDING TO WARNING LAMP OPERATION
1. Check air bag warning lamp operation in the user mode. Refer to SRC-12, "On Board Diagnosis Function".
2. Perform Diagnosis Procedure for the air bag warning lamp operation. Refer to SRC-12, "On Board Diagnosis Function" (USER MODE).
>> GO TO 9.
8.DETECT MALFUNCTIONING PART BY DIAGNOSTIC PROCEDURE
Inspect according to Diagnostic Procedure of the DTC.
>> GO TO 9.
9.REPAIR OR REPLACE THE MALFUNCTION PART
Repair or replace the malfunctioning part.
>> GO TO 10.
10.FINAL CHECK
Check self diagnostic result and air bag warning lamp operation in the user mode.
Is the malfunction repaired? YES >> INSPECTION END
NO >> GO TO 2.
Wiring diagram
SRS AIR BAG SYSTEM
Wiring Diagram
For connector terminal arrangements, harness layouts, and alphabets in a
(option abbreviation; if not
described in wiring diagram), refer to GI-12, "Connect ...
Other materials:
B2557 vehicle speed
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B2557 is displayed with DTC U1000, first perform the trouble diagnosis
for DTC U1000. Refer to
BCS-83, "DTC Logic".
• If DTC B2557 is displayed with DTC U1010, first perform the trouble diagnosis
for DTC U1010. Refer to
BCS-84, "D ...
P0643 sensor power supply
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always turn
ignition switch OFF and wait at
least 10 seconds before conducting the next test.
TESTING CONDITION:
Before performing the following proced ...
P0409 EGR volume control valve control position sensor
DTC Logic
DTC DETECTION LOGIC
Diagnosis Procedure
1.CHECK GROUND CONNECTIONS
1. Turn ignition switch OFF.
2. Check ground connection E38. Refer to Ground inspection in GI-44, "Circuit
Inspection".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or ...

