Nissan Juke Service and Repair Manual : B2556 Push-button ignition switch
DTC Logic
DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Press push-button ignition switch under the following condition.
- Brake pedal: Not depressed 2. Release push-button ignition switch and wait 100 seconds or more.
3. Check DTC in “Self Diagnostic Result” mode of “BCM” using CONSULT-III.
Is DTC detected? YES >> Go to SEC-76, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK PUSH-BUTTON IGNITION SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect push-button ignition switch connector.
3. Check voltage between push-button ignition switch harness connector and ground.

Is the inspection result normal? YES >> GO TO 4.
NO >> GO TO 2.
2.CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT
1. Disconnect BCM connector and IPDM E/R connector.
2. Check continuity between push-button ignition switch harness connector and BCM harness connector.

3. Check continuity between push-button ignition switch 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.
>> INSPECTION END
4.CHECK PUSH-BUTTON IGNITION SWITCH GROUND CIRCUIT
Check continuity between push-button ignition switch harness connector and ground.

Is the inspection result normal? YES >> GO TO 5.
NO >> Repair or replace harness.
5.CHECK PUSH-BUTTON IGNITION SWITCH
Refer to SEC-77, "Component Inspection".
Is the inspection result normal? YES >> GO TO 6.
NO >> Replace push-button ignition switch. Refer to SEC-168, "Removal and Installation".
6.CHECK INTERMITTENT INCIDENT
Refer to GI-42, "Intermittent Incident".
>> INSPECTION END
Component Inspection
1.CHECK PUSH-BUTTON IGNITION SWITCH
1. Turn ignition switch OFF.
2. Disconnect push-button ignition switch connector.
3. Check continuity between push-button ignition switch terminals.

Is the inspection result normal? YES >> INSPECTION END
NO >> Replace push-button ignition switch. Refer to SEC-168, "Removal and Installation".
B2555 stop lamp
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Depress the brake pedal and wait 1 second or more.
2. Check DTC in “Self Diagnostic Result” mode ...
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 disp ...
Other materials:
Exhaust manifold
Exploded View
1. Stud bolt
2. Exhaust manifold cover
3. Exhaust manifold
4. Gasket
Engine front
: N·m (kg-m, ft-lb)
: N·m (kg-m, in-lb)
: Always replace after every
disassembly.
Removal and Installation
REMOVAL
1. Drain engine coolant. Refer to CO-11, "Draining".
2. Remo ...
Reference Value
VALUES ON THE DIAGNOSIS TOOL
Remarks:
• Specification data are reference values.
• Specification data are output/input values
which are detected or supplied by the ECM at the connector.
* Specification data may not be directly related to their components
signals/values/operations.
I.e. ...
Three Way Catalyst
If a large amount of unburned fuel flows into the catalyst, the catalyst
temperature will be excessively high. To
prevent this, follow the instructions.
• Use unleaded gasoline only. Leaded gasoline will seriously damage the three
way catalyst.
• When checking for ignition spark or measurin ...
