Nissan Murano: Dtc/circuit Diagnosis / B2614 Bcm
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen items (Trouble diagnosis content) | DTC Detection Condition | |
|---|---|---|---|
| B2614 |
BCM (Body control module) |
Diagnosis condition | Always |
| Signal (terminal) | Accessory relay-1 control | ||
| Threshold |
The following states are compared, and they do not match for 1 second or more:
|
||
| Diagnosis delay time | 1 second or more. | ||
POSSIBLE CAUSE
-
Harness or connectors (Accessory relay-1 control signal circuit is open or shorted)
-
BCM
-
Accessory relay-1
FAIL-SAFE
—
PERFORM DTC CONFIRMATION PROCEDURE
CONSULT
-
Ignition switch ACC, and wait for 1 second or more.
-
Select “Self Diagnostic Result” mode of “BCM”.
-
Check DTC.
Is DTC detected?
YES>>Refer to DTC Diagnosis Procedure.
NO>>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO>>Confirmation after repair: Inspection End.
CHECK ACCESSORY RELAY-1 CONTROL SIGNAL
Check voltage between BCM harness connector and ground.
| (+) | (–) | Condition |
Voltage (Approx.) | ||
|---|---|---|---|---|---|
| BCM | |||||
| Connector | Terminal | ||||
| M80 | 113 | Ground | Ignition switch | OFF | 0 – 0.5 V |
| ACC or ON | Battery voltage | ||||
Is the inspection result normal?
YES>>Replace BCM. Refer to Removal and Installation.
NO>>GO TO 2.
CHECK ACCESSORY RELAY-1 CONTROL SIGNAL CIRCUIT
-
Ignition switch OFF.
-
Disconnect BCM connector and accessory relay-1 connector.
-
Check continuity between BCM harness connector and accessory relay-1 harness connector.
BCM Accessory relay-1 Continuity Connector Terminal Connector Terminal M80 113 J-3 2 Yes -
Check continuity between BCM harness connector and ground.
BCM — Continuity Connector Terminal M80 113 Ground No
Is the inspection result normal?
YES>>GO TO 3.
NO>>Repair or replace harness or connectors.
CHECK ACCESSORY RELAY-1 GROUND CIRCUIT
Check continuity between accessory relay-1 harness connector and ground.
| Accessory relay-1 | — | Continuity | |
| Connector | Terminal | ||
| J-3 | 1 | Ground | Yes |
Is the inspection result normal?
YES>>GO TO 4.
NO>>Repair or replace harness or connectors.
CHECK ACCESSORY RELAY-1
Refer to Component Inspection.
Is the inspection result normal?
YES>>Replace BCM. Refer to Removal and Installation.
NO>>Replace accessory relay-1.
CHECK ACCESSORY RELAY-1
-
Ignition switch OFF.
-
Disconnect accessory relay-1 connector.
-
Check the continuity between accessory relay-1 terminals.
Accessory relay-1 Condition Continuity Terminals 3 5 12 V direct current supply between terminals 1 and 2 Yes No current supply No
Is the inspection result normal?
YES>>Inspection End.
NO>>Replace accessory relay-1.
B260a Ignition Relay
DTC Description
DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC Detection Condition
B260A
IGNITION RELAY
(Ignition relay)
Diagnosis condition
When ignition switch ON...
B261a Push-Btn Ign Sw
DTC Description
DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC Detection Condition
B261A
PUSH-BTN IGN SW
(Push-button ignition switch)
Diagnosis condition
When push-button ignition switch is ON...
Other information:
Nissan Murano (Z52) 2015-2024 Service Manual: Parking Brake Switch
Removal and Installation REMOVALRemove lower instrument panel LH. Refer to Removal and Installation. Place fuse box aside. Disconnect harness connector from parking brake switch. Remove parking brake pedal assembly nuts and place parking brake pedal assembly aside...
Nissan Murano (Z52) 2015-2024 Service Manual: P17f0 Cvt Judder (t/m Inspection)
DTC Description NOTE: The customer reports CVT judder (shake, shudder, single or multiple bumps or vibration) hesitation on acceleration, lack of power or RPM flare. If DTC P17F0 is detected on his/her Nissan Murano vehicle, this diagnosis is required...
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Autolight system
The autolight system allows the headlights to turn on and off automatically. The autolight system can:
Turn on the headlights, front parking, tail, license plate and instrument panel lights automatically when it is dark. Turn off all the lights (except daylight running lights) when it is light. Keep all the lights on for a period of time after you place the ignition switch in the OFF position and all doors are closed.