Nissan Rogue (T33) 2021-Present Service Manual: B20a1-16 Ipdm E/r

Nissan Rogue (T33) 2021-Present Service Manual / Electrical & Power Control :: Power Control System / Ipdm E/r :: Dtc/circuit Diagnosis / B20a1-16 Ipdm E/r

DTC Description

DTC DETECTION LOGIC

DTC No.

CONSULT screen items

(Trouble diagnosis content) 		DTC detection condition
B20A1-16

IPDM E/R

(Intelligent power distribution module engine room) 		[CIRC VOLT BELOW THRESHOLD] Diagnosis condition When ignition switch is OFF
Signal (terminal) Battery power supply voltage (terminal #2 and #81)
Threshold Voltage do not match
Diagnosis delay time 1 second or more

POSSIBLE CAUSE

  • Fusible link

  • Harness or connectors (battery power supply circuit is open or shorted to ground)

  • IPDM E/R

FAIL-SAFE

—

DTC CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

CONSULT

  1. Ignition switch ON.

  2. Ignition switch OFF and wait for 1 second or more.

  3. Ignition switch ON.

  4. Select “Self diagnosis result” mode of “IPDM E/R”.

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 FUSIBLE LINK

  1. Ignition switch OFF.

  2. Check that the following IPDM E/R fusible links are not blown (open):

    Signal name Fusible link No. Capacity
    Battery power supply D 100A
    B 140A
    Z 30A

Is the fusible link blown (open)?

YES>>

Replace the blown (open) fusible link after repairing the affected circuit if a fusible link is blown (open).

NO>>

GO TO 2.

CHECK BATTERY POWER SUPPLY VOLTAGE

  1. Disconnect IPDM E/R connector.

  2. Check voltage between IPDM E/R harness connector and the ground.

    + - Voltage
    IPDM E/R
    Connector Terminal
    E118 2 Ground Battery voltage
    F41 81

Is the inspection result normal?

YES>>

Replace IPDM E/R. Refer to Removal and Installation.

NO>>

Repair the harness or connector.

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