Nissan Rogue (T33) 2021-Present Service Manual: B2fae-12 Ignition Relay-1

Nissan Rogue (T33) 2021-Present Service Manual / Electrical & Power Control :: Power Control System / Power Distribution System :: Dtc/circuit Diagnosis / B2fae-12 Ignition Relay-1

DTC Description

DTC DETECTION LOGIC

DTC No.

CONSULT screen items

(Trouble diagnosis content) 		DTC detection condition
B2FAE-12

Ignition relay-1

(Ignition relay-1) 		Diagnosis condition When ignition switch is ON
Signal (terminal) Ignition relay-1 control signal [terminal 122 (with type A meter) or terminal #105 (with type B meter)]
Threshold 16 V or more
Diagnosis delay time 1 second or more

POSSIBLE CAUSE

  • Harness or connectors (ignition relay-1 control signal circuit is shorted to battery)

  • Ignition relay-1

  • BCM

FAIL-SAFE

Inhibit engine cranking

DTC CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

CONSULT

  1. Ignition switch ON.

  2. Select “Self diagnosis result” mode of “BCM”.

Is DTC detected?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: Inspection End.

DTC Diagnosis Procedure

CHECK IGNITION RELAY-1 CONTROL SIGNAL CIRCUIT (SHORT TO BATTERY)

  1. Ignition switch OFF.

  2. Disconnect BCM connector and ignition relay-1 connector.

  3. Check voltage between BCM harness connector and ground.

    With type A meter
    + -

    Voltage

    (Approx.)
    BCM
    Connector Terminal
    E60 122 Ground 0 V
    With type B meter
    + -

    Voltage

    (Approx.)
    BCM
    Connector Terminal
    E29 105 Ground 0 V

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Repair the harness or connector.

CHECK IGNITION RELAY-1

Check ignition relay-1. Refer to Component Inspection.

Is the inspection result normal?

YES>>

Replace BCM. Refer to Removal and Installation.

NO>>

Replace ignition relay-1.

Component Inspection

CHECK IGNITION RELAY-1

  1. Ignition switch OFF.

  2. Disconnect ignition relay-1 connector.

  3. Check continuity between ignition relay-1 terminals.

Ignition relay-1 Condition Continuity
Terminal
12 V direct current supply between terminals and . Yes
No current supply No

Is the inspection result normal?

YES>>

Inspection End.

NO>>

Replace ignition relay-1.

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