Nissan Juke Service and Repair Manual : B2196 dongle unit
Description
BCM performs ID verification between BCM and dongle unit.
When verification result is OK, BCM permits cranking.
DTC Logic
DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Turn ignition switch OFF.
3. Turn ignition switch ON.
4. Check DTC in “Self-diagnosis result” mode of “BCM” using CONSULT-III.
Is the DTC detected? YES >> Refer to SEC-207, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.PERFORM INITIALIZATION
1. Perform initialization of BCM and reregistration of all Intelligent Keys using CONSULT-III.
For initialization and registration procedures, refer to CONSULT-III Operation Manual NATS-IVIS/NVIS.
2. Start the engine.
Dose the engine start? YES >> INSPECTION END
NO >> GO TO 2.
2.CHECK DONGLE UNIT CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector and dongle unit connector.
3. Check continuity between BCM harness connector and dongle unit harness connector.

4. Check continuity between BCM harness connector and ground.

Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace harness.
3.CHECK DONGLE UNIT GROUND CIRCUIT
Check continuity between dongle unit harness connector and ground.

Is the inspection result normal? YES >> Replace dongle unit.
NO >> Repair or replace harness.
B2195 anti-scanning
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Check DTC in “Self Diagnostic Result” mode of “BCM” using CONSULT-II ...
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-
59, "DTC Logic".
DTC CONFIRMATION PROC ...
Other materials:
Drive belt
Checking Drive Belts
WARNING:
Be sure to perform when the engine is stopped.
1. Inspect belts for cracks, fraying, wear and oil. If necessary,
replace.
2. Evaluate manually if the belt is enough tensioned (tension cannot
be measured by way of frequency meter).
CAUTION:
Auto-tensioner must ...
MDU branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the multi display unit for damage, bend
and loose connection (unit
side and connector side).
Is the inspection result ...
No engine braking
Description
CHART 11: NO ENGINE BRAKING
Diagnosis Procedure
1.CHECK ECM POWER SUPPLY AND GROUND CIRCUIT
Check ECM power supply and ground circuit. Refer to EC-885, "Diagnosis
Procedure".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace harne ...
