Nissan Rogue (T33) 2021-Present Service Manual: B20de-72 Ign Relay Off Circ
DTC Description
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IPDM E/R operates the ignition relay when it receives an ignition ON signal from BCM via CAN communication.
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Turn the ignition relay OFF by pressing the push-button ignition switch once when the Nissan Ariya vehicle speed is 2.5 MPH (4 km/h) or less.
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Turn the ignition relay OFF with the following operation when the Nissan Ariya vehicle speed is more than 2.5 MPH (4 km/h) or when an abnormal condition occurs in CAN communication from the ABS actuator and electric unit (control unit) (emergency OFF):
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Press and hold the push-button ignition switch for 2 seconds or more.
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Press the push-button ignition switch 3 times within 1.5 seconds.
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NOTE:
The ignition relay does not turn ON for 3 seconds after emergency OFF even if the push-button ignition switch is pressed.
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen items (Trouble diagnosis content) | DTC detection condition | ||
|---|---|---|---|---|
| B20DE-72 |
IGN RELAY OFF CIRC (Ignition relay OFF circuit) |
[ACTUATOR STUCK OPEN] | Diagnosis condition | When ignition switch is ON |
| Signal (terminal) | CPU monitors the status at the contact and excitation coil circuits of the ignition relay inside it | |||
| Threshold | The ignition relay OFF is detected | |||
| Diagnosis delay time | 1 second or more | |||
POSSIBLE CAUSE
IPDM E/R
FAIL-SAFE
—
DTC CONFIRMATION PROCEDURE
PERFORM DTC CONFIRMATION PROCEDURE
CONSULT
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Ignition switch ON.
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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
REPLACE IPDM E/R
Replace IPDM E/R. Refer to Removal and Installation.
>>
Inspection End.
Other materials:
Side Radar Front Lh
Reference Value
VALUES ON THE DIAGNOSIS TOOL Monitor item Condition Value/Status
Horizontal alignment value
When the ignition switch ON and the side radar adjustment is completed
Displays the horizontal alignment value
TERMINAL LAYOUTPHYSICAL VALUES
Terminal No.
(Wire color) Descr ...
P0420 Three Way Catalyst Function
DTC Description
The ECM monitors the switching frequency ratio of air fuel ratio (A/F) sensor 1 and heated oxygen sensor 2.A
three way catalyst (manifold) with high oxygen storage capacity will
indicate a low switching frequency of heated oxygen sensor 2. As oxygen
storage capacity decreases, ...
Dtc/circuit Diagnosis. Front Washer Circuit
Component Function Check
CHECK FRONT WASHER OPERATION
When the front washer switch is turned to the ON position the front washer should operate.
Is front washer operation normal?
YES>>
Washer switch circuit is normal.
NO>>
Refer to Diagnosis Procedure.
Diagnosis Procedure
COMB ...
