Nissan Murano: Security Control System :: Dtc/circuit Diagnosis / B2556 Push-Btn Ign Sw
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. |
| Signal (terminal) | — | ||
| Threshold | BCM detects the ignition switch stuck at ON for 100 seconds or more | ||
| Diagnosis delay time | — | ||
POSSIBLE CAUSE
-
Push-button ignition switch
-
BCM
-
Harness or connector
(Ignition switch circuit is shorted.)
FAIL-SAFE
—
PERFORM DTC CONFIRMATION PROCEDURE
CONSULT
-
Ignition switch under the following condition:
Brake pedal: Not depressed.
-
Release ignition switch and wait 100 seconds or more.
-
Select “Self Diagnostic Result” mode of “BCM”.
-
Check DTC.
Is DTC detected?
YES>>Refer to Diagnosis Procedure.
NO>>Inspection End.
CHECK PUSH-BUTTON IGNITION SWITCH INPUT SIGNAL
-
Ignition switch OFF.
-
Disconnect push-button ignition switch connector.
-
Check voltage between push-button ignition switch harness connector and ground.
(+) (–) Voltage
(Approx.)Push-button ignition switch Connector Terminal M208 8 Ground Battery voltage
Is the inspection result normal?
YES>>GO TO 4.
NO>>GO TO 2.
CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT
-
Disconnect BCM connector and IPDM E/R connector E119.
-
Check continuity between push-button ignition switch harness connector and BCM harness connector.
Push-button ignition switch BCM Continuity Connector Terminal Connector Terminal M208 8 M18 1 Yes -
Check continuity between push-button ignition switch harness connector and ground.
Push-button ignition switch Ground Continuity Connector Terminal M208 8 No
Is the inspection result normal?
YES>>GO TO 3.
NO>>Repair or replace harness.
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 PUSH-BUTTON IGNITION SWITCH
Refer to Component Inspection.
Is the inspection result normal?
YES>>GO TO 5.
NO>>Replace push-button ignition switch. Refer to Removal and Installation.
CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident.
>>
Inspection End.
CHECK PUSH-BUTTON IGNITION SWITCH
-
Ignition switch OFF.
-
Disconnect push-button ignition switch connector.
-
Check continuity between push-button ignition switch terminals.
Push-button ignition switch Condition Continuity Terminal 4 8 Push-button ignition switch Pressed Yes Not pressed No
Is the inspection result normal?
YES>>Inspection End.
NO>>Replace push-button ignition switch. Refer to Removal and Installation.
B2555 Stop Lamp
DTC Description
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...
B2557 Vehicle Speed
DTC Description
DTC DETECTION LOGICNOTE:
If DTC B2557 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to DTC Description...
Other information:
Nissan Murano (Z52) 2015-2024 Owners Manual: Vehicle-to-vehicle distance control mode limitations
WARNING Listed below are the system limitations for the ICC system. Failure to operate the vehicle in accordance with these system limitations could result in serious injury or death. The ICC system is primarily intended for use on straight, dry, open roads with light traffic...
Nissan Murano (Z52) 2015-2024 Owners Manual: Difference between predicted and actual distances
The displayed guidelines and their locations on the ground are for approximate reference only. Objects on uphill or downhill surfaces or projecting objects will be actually located at distances different from those displayed in the monitor relative to the guidelines (refer to illustrations)...
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Vehicle security system
Your vehicle has two types of security systems:
Vehicle security system NISSAN Vehicle Immobilizer SystemThe vehicle security system provides visual and audible alarm signals if someone opens the doors, liftgate or the hood when the system is armed. It is not, however, a motion detection type system that activates when a vehicle is moved or when a vibration occurs.
