Nissan Murano: Security Control System :: Dtc/circuit Diagnosis / B2555 Stop Lamp
DTC DETECTION LOGIC
| DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC Detection Condition | |
|---|---|---|---|
| B2555 |
STOP LAMP (Stop lamp) |
Diagnosis condition | When ignition switch ON. |
| Signal (terminal) | — | ||
| Threshold | BCM makes a comparison between the upper voltage and lower voltage of stop lamp switch. It judges from their values to detect the malfunctioning circuit | ||
| Diagnosis delay time | — | ||
POSSIBLE CAUSE
-
Stop lamp switch
-
Fuse
-
BCM
-
Harness or connector
(Stop lamp switch circuit is open or shorted.)
FAIL-SAFE
—
PERFORM DTC CONFIRMATION PROCEDURE
CONSULT
-
Depress the brake pedal and wait 1 second or more.
-
Select “Self Diagnostic Result” mode of “BCM”.
-
Check DTC.
Is DTC detected?
YES>>Refer to Diagnosis Procedure.
NO>>Inspection End.
CHECK BRAKE SWITCH FUNCTION
CONSULT
-
Ignition switch ON.
-
Select “BRAKE SW1” and “BRAKE SW2” in “Data Monitor” mode of “BCM(INTELLIGENT KEY)”.
-
Check “BRAKE SW1” and “BRAKE SW2” indication under the following conditions:
Monitor item Condition Indication BRAKE SW1 Brake pedal Depressed OFF Released ON BRAKE SW2 Brake pedal Depressed ON Released OFF
Is the inspection result normal?
YES>>Refer to Intermittent Incident.
NO>>If “BRAKE SW1” is incorrect. GO TO 2.
NO>>If “BRAKE SW2” is incorrect. GO TO 3.
CHECK STOP LAMP SWITCH INPUT SIGNAL 1
-
Ignition switch OFF.
-
Disconnect BCM connector.
-
Check voltage between BCM harness connector and ground.
(+) (–) Voltage
(Approx.)BCM Connector Terminal M18 25 Ground Battery voltage
Is the inspection normal?
YES>>GO TO 7.
NO>>Check 10 A fuse [No. 10, located in the fuse block (J/B)].
NO>>Check harness for open or short between BCM and fuse.
CHECK STOP LAMP SWITCH INPUT SIGNAL 2
-
Disconnect BCM connector.
-
Check voltage between BCM harness connector and ground.
(+) (–) Condition Voltage
(Approx.)BCM Connector Terminal M18 27 Ground Brake pedal Depressed Battery voltage Not depressed 0 V
Is the inspecting result normal?
YES>>GO TO 7.
NO>>GO TO 4.
CHECK STOP LAMP SWITCH POWER SUPPLY CIRCUIT
-
Disconnect stop lamp switch connector.
-
Check voltage between stop lamp switch harness connector and ground.
(+) (–) Voltage
(Approx.)Stop lamp switch Connector Terminal E38 1 Ground Battery voltage
Is the inspection result normal?
YES>>GO TO 5.
NO>>Check harness for open or short between stop lamp switch and fuse.
CHECK STOP LAMP SWITCH CIRCUIT
-
Check continuity between stop lamp switch harness connector and BCM harness connector.
Stop lamp switch BCM Continuity Connector Terminal Connector Terminal E38 2 M18 27 Yes -
Check continuity between stop lamp switch harness connector and ground.
Stop lamp switch Ground Continuity Connector Terminal E38 2 No
Is the inspection result normal?
YES>>GO TO 6.
NO>>Repair or replace harness.
CHECK STOP LAMP SWITCH
Refer to Component Inspection.
Is the inspection result normal?
YES>>GO TO 9.
NO>>Replace stop lamp switch. Refer to Exploded View.
CONNECTOR INSPECTION
Check BCM connectors and terminals for deformation, disconnection, looseness or damage.
Is the inspection result normal?
YES>>GO TO 8.
NO>>Repair or replace as necessary.
REPLACE BCM
-
Replace BCM. Refer to Removal and Installation.
-
Perform initialization of BCM and registration of all Intelligent Keys. Refer to Work Procedure.
>>
Inspection End.
CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident.
>>
Inspection End.
CHECK STOP LAMP SWITCH
-
Ignition switch OFF.
-
Disconnect stop lamp switch connector.
-
Check continuity between stop lamp switch terminals.
Stop lamp switch Condition Continuity Terminal 1 2 Brake pedal Not depressed No Depressed Yes
Is the inspection result normal?
YES>>Inspection End.
NO>>Replace stop lamp switch. Refer to Exploded View.
B2196 Dongle Ng
DTC Description
BCM performs ID verification between BCM and dongle unit.When verification result is OK, BCM permits cranking.DTC DETECTION LOGICNOTE:
If DTC B2196 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000...
B2556 Push-Btn Ign Sw
DTC Description
DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC Detection Condition
B2556
PUSH-BTN IGN SW
(Push-button ignition switch)
Diagnosis condition
When ignition switch ON...
Other information:
Nissan Murano (Z52) 2015-2024 Service Manual: Rear Suspension Assembly
Inspection ON-VEHICLE SERVICE Check the suspension parts for excessive play, cracks, wear or damage. Shake each rear wheel to check for excessive play. Retighten all nuts and bolts to the specified torque. Check the wheelarch height. Refer to Wheelarch Height (Unladen*)...
Nissan Murano (Z52) 2015-2024 Service Manual: U1000 Can Comm Circuit
DTC Description DescriptionCAN (Controller Area Network) is a serial communication line for real time applications. It is an on-Nissan Murano vehicle multiplex communication line with high data communication speed and excellent error detection ability...
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