Nissan Murano: Security Control System :: Dtc/circuit Diagnosis / B210d Starter Rly on Circ

Nissan Murano (Z52) 2015-2024 Service Manual / Body Exterior, Doors, Roof & Vehicle Security / Security Control System :: Dtc/circuit Diagnosis / B210d Starter Rly on Circ

DTC Description

Located in IPDM E/R, the starter relay runs the starter motor. The starter relay is turned ON by the BCM when ignition switch is in START position. IPDM E/R transmits the starter relay ON signal to BCM via CAN communication.

DTC DETECTION LOGIC

NOTE:

If DTC B210D is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to DTC Description.

If DTC B210D is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to DTC Description.

DTC No.	CONSULT screen terms (Trouble diagnosis content)	DTC Detection Condition
B210D	STARTER RLY ON CIRC (Starter relay on circuit)	Diagnosis condition	When ignition switch ON.
		Signal (terminal)	IPDM E/R terminal 3
		Threshold	IPDM E/R detects that the relay is stuck at ON position even if the following conditions are met for about 1 second: Starter control relay ON/OFF signal from BCM Transmission range switch input
		Diagnosis delay time	—

POSSIBLE CAUSE

IPDM E/R
Harness or connector

FAIL-SAFE

—

DTC Confirmation Procedure

PERFORM DTC CONFIRMATION PROCEDURE

CONSULT

Ignition switch ON under the following conditions and wait for at least 1 second:
- CVT selector lever is in the P (Park) or N (Neutral) position.
- Do not depress the brake pedal.
Select “Self Diagnostic Result” mode of “IPDM E/R”.
Check DTC.

Is DTC detected?

YES>>

Refer to Diagnosis Procedure.

NO>>

Inspection End.

Diagnosis Procedure

CHECK STARTER RELAY POWER SUPPLY CIRCUIT

Ignition switch OFF.
Disconnect IPDM E/R harness connector.
Check voltage between IPDM E/R harness connector and ground.

(+) (–)
Voltage
(Approx.)

IPDM E/R

Connector Terminal

E120 3 Ground Battery voltage

(+)	(–)	Voltage (Approx.)
E120	3	Ground	Battery voltage

Is the inspection result normal?

YES>>

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

NO>>

Check harness for open or short between IPDM E/R and battery.

B210b Str Cont Rly on Circ

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DTC Description Located in IPDM E/R, it runs the starter motor. The starter relay is turned ON by the BCM when ignition switch is in START position. IPDM E/R transmits the starter relay ON signal to BCM via CAN communication...

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