Infiniti G35 (V35) Sedan. Manual - part 1185

B210B STARTER CONTROL RELAY

SEC-95

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

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B210B STARTER CONTROL RELAY

Description

INFOID:0000000000961437

Starter control relay, integrated in IPDM E/R, permits the starter relay operation when in N or P position and
the steering is locked or unlocked. It is installed in parallel with the starter relay.

DTC Logic

INFOID:0000000000961438

DTC DETECTION LOGIC

NOTE:
• If DTC B210B is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

SEC-35, "DTC Logic"

.

• If DTC B210B is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

SEC-36, "DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn the power supply position to start under the following conditions and wait for at least 1 second.

-

A/T selector lever is in the P or N position.

-

Depress the brake pedal

2.

Check “Self diagnostic result” with CONSULT-III.

Is DTC detected?

YES

>> Go to 

SEC-95, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000000961439

1.

INSPECTION START

1.

Turn ignition switch ON.

2.

Check “Self diagnostic result” with CONSULT-III.

3.

Touch “ERASE”.

4.

Perform DTC Confirmation Procedure.
See 

PCS-31, "DTC Index"

.

Is the DTC B210B displayed again?

YES

>> Replace IPDM E/R. Refer 

PCS-33, "Removal and Installation"

.

NO

>> INSPECTION END

DTC No.

Trouble diagnosis 

name

DTC detecting condition

Possible cause

B210B

START CONT RLY 
ON

IPDM E/R detects that the relay is stuck at ON po-
sition even if the followings condition are met for 
about 1 second.
• Starter control relay ON/OFF signal from BCM
• Clutch interlock or shift park neutral position 

(PNP) switch input signal

• IPDM  E/R

SEC-96

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

B210C STARTER CONTROL RELAY

B210C STARTER CONTROL RELAY

Description

INFOID:0000000000961440

Starter control relay, integrated in IPDM E/R, permits the starter relay operation when in N or P position and
the steering is locked or unlocked. It is installed in parallel with the starter relay.

DTC Logic

INFOID:0000000000961441

DTC DETECTION LOGIC

NOTE:
• If DTC B210C is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

XXX. 

SEC-35, "DTC Logic"

.

• If DTC B210C is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

XXX. 

SEC-36, "DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn the power supply position to start under the following conditions and wait for at least 1 second.

-

A/T selector lever is in the P or N position.

-

Depress the brake pedal

2.

Check “Self diagnostic result” with CONSULT-III.

Is DTC detected?

YES

>> Go to 

SEC-96, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000000961442

1.

INSPECTION START

1.

Turn ignition switch ON.

2.

Check “Self diagnostic result” with CONSULT-III.

3.

Touch “ERASE”.

4.

Perform DTC Confirmation Procedure.
See 

PCS-31, "DTC Index"

.

Is the DTC B210C displayed again?

YES

>> Replace IPDM E/R. Refer to 

PCS-33, "Removal and Installation"

.

NO

>> INSPECTION END

DTC No.

Trouble diagnosis 

name

DTC detecting condition

Possible cause

B210C

START CONT RLY 
OFF

IPDM E/R detects that the relay is stuck at ON po-
sition even if the followings condition are met for 
about 1 second.
• Starter control relay ON/OFF signal from BCM
• Clutch interlock or shift park neutral position 

(PNP) switch input signal

• IPDM E/R

B210D STARTER RELAY

SEC-97

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

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B210D STARTER RELAY

Description

INFOID:0000000000961443

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

DTC Logic

INFOID:0000000000961444

DTC DETECTION LOGIC

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

SEC-35, "DTC Logic"

.

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

SEC-36, "DTC Logic"

.

• If DTC B210D is displayed with DTC B2617, first perform the trouble diagnosis for DTC B2617. Refer to

SEC-83, "DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Ignition switch ON under the following conditions and wait for at least 1 second.

-

A/T selector lever is P or N position

-

Do not depress the brake pedal

2.

Check “Self diagnostic result” with CONSULT-III.

Is DTC detected?

YES

>> Go to 

SEC-97, "Diagnosis Procedure"

.

NO

>> INSPECTION END.

Diagnosis Procedure

INFOID:0000000000961445

1.

CHECK STARTER RELAY POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect IPDM E/R harness connector E5.

3.

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

Is the inspection result normal?

YES

>> Replace IPDM E/R. Refer to 

PCS-33, "Removal and Installation"

.

NO

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

DTC No.

Trouble diagnosis 

name

DTC detecting condition

Possible cause

B210D

STARTER RELAY 
ON

IPDM E/R detects that the relay is stuck at ON po-
sition even if the followings condition are met for 
about 1 second.
• Starter control relay ON/OFF signal from BCM
• Clutch interlock or shift park neutral position 

(PNP) switch input

• IPDM  E/R

IPDM E/R

Ground

Voltage (V)

Connector

Terminal

E5

36

Ground

Battery voltage

SEC-98

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

B210E STARTER RELAY

B210E STARTER RELAY

Description

INFOID:0000000000961446

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

DTC Logic

INFOID:0000000000961447

DTC DETECTION LOGIC

NOTE:
• If DTC B210E is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

SEC-35, "DTC Logic"

.

• If DTC B210E is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

SEC-36, "DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON under the following conditions and wait for at least 1 second.

-

A/T selector lever is in the P or N position

-

Do not depress the brake pedal

2.

Check “Self diagnostic result” with CONSULT-III.

Is DTC detected?

YES

>> Go to 

SEC-98, "Diagnosis Procedure"

.

NO

>> INSPECTION END.

Diagnosis Procedure

INFOID:0000000000961448

1.

INSPECTION START

Check which type of transmission the vehicle is equipped with.

Which type of transmission

A/T

>> GO TO 2.

M/T

>> GO TO 3.

2.

CHECK STARTER RELAY OUTPUT SIGNAL/A/T MODELS

1.

Turn ignition switch OFF.

2.

Disconnect BCM harness connector M121.

3.

Check voltage between BCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> GO TO 4.

DTC No.

Trouble diagnosis 

name

DTC detecting condition

Possible cause

B210E

STARTER RELAY 
OFF

IPDM E/R detects that the relay is stuck at ON posi-
tion even if the followings condition are met for about 
1 second.
• Starter control relay ON/OFF signal from BCM
• Clutch interlock or shift park neutral position (PNP) 

switch input

• IPDM E/R

BCM connector

Ground

Condition

Voltage (V)

Connector

Terminal

Ignition switch

Brake pedal

A/T selector le-

ver

M121

52

Ground

ON

Slightly depressed

P or N

Battery voltage

Other than 

above

0