Description
BCM confirms the shift position with the following 2 signals.
CVT selector lever
Speed signal from meter
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC B2602 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-29, "DTC Logic".
If DTC B2602 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to SEC-30, "DTC Logic".

DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
Start the engine under the following conditions and wait for at least 10 seconds.
CVT selector lever is in the P or N position
Depress the brake pedal.
Drive the vehicle for at least 10 seconds at a speed greater than 4 km/h (2 MPH).
Check "Self diagnostic result" with CONSULT.
Diagnosis Procedure
Regarding Wiring Diagram information, refer to SEC-147, "Wiring Diagram" or SEC-128, "Wiring Diagram".
1.CHECK DTC WITH "COMBINATION METER"
Check "Self diagnostic result" with CONSULT. Refer to PCS-27, "DTC Index".
2.CHECK CVT SHIFT SELECTOR POWER SUPPLY
Turn ignition switch to ACC.
Disconnect CVT shift selector harness connector.
Check voltage between CVT shift selector harness connector M78 terminal 8 and ground.


3.CHECK CVT SHIFT SELECTOR POWER SUPPLY CIRCUIT
Disconnect BCM harness connector.
Check continuity between BCM harness connector M19 (A) terminal 84 and CVT shift selector harness connector M78 (B) terminal 8.


3. Check continuity between BCM harness connector M19 (A) terminal 84 and ground.

4.CHECK CVT SHIFT SELECTOR CIRCUIT
Disconnect BCM harness connector.
Check continuity between CVT shift selector harness connector M78 (B) terminal 9 and BCM harness connector M19 (A) terminal 87.


3. Check continuity between BCM harness connector M19 (A) terminal 87 and ground.

5.CHECK CVT SHIFT SELECTOR
Refer to SEC-52, "Component Inspection".
6.CHECK INTERMITTENT INCIDENT
Refer to GI-41, "Intermittent Incident".
Inspection End.
B2601 shift position
B2603 shift position statusNISSAN Vehicle Immobilizer System
The NISSAN Vehicle Immobilizer System will not
allow the engine to start without the use of the
registered key.
If the engine fails to start using a registered key
(for example, when interference is caused by
another registered key, an automated toll road
device or automatic payment device o ...
Trouble diagnosis
Condition of Error Detection
DTC (e.g. U1000 and U1001) of CAN communication is indicated on SELF-DIAG
RESULTS on CONSULT if a
CAN communication signal is not transmitted or received between units for 2
seconds or more.
CAN COMMUNICATION SYSTEM ERROR
CAN communication line open (CAN-H, ...
B2618 BCM
Description
BCM controls the various electrical components and simultaneously supplies
power according to the power
supply position.
BCM checks the power supply position internally.
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC B2618 is displayed with DTC U1000, first perform the
trou ...