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Nissan Teana J32. Manual - part 1021
SEC-72
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
B2608 STARTER RELAY
B2608 STARTER RELAY
Description
INFOID:0000000003814996
Located in IPDM E/R, the starter relay runs the starter motor. The starter relay is turned ON by the BCM when
the ignition switch is in the START position. IPDM E/R transmits the starter relay ON signal to BCM via CAN
communication.
DTC Logic
INFOID:0000000003814997
DTC DETECTION LOGIC
NOTE:
• If DTC B2608 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
.
• If DTC B2608 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
.
• If DTC B2608 is displayed with DTC B210D for IPDM E/R, first perform the trouble diagnosis for DTC
B210D. Refer to
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON under the following conditions.
-
Selector lever is in the P or N position.
-
Do not depress brake pedal.
2.
Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000003814998
1.
CHECK BCM POWER SUPPLY CIRCUIT
1.
Turn ignition switch ON.
2.
Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK STARTER RELAY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector and IPDM E/R connector.
3.
Check continuity between IPDM E/R harness connector and BCM harness connector.
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B2608
STARTER RELAY
BCM receives starter relay ON signal (CAN) from
IPDM E/R even if BCM turns the starter relay OFF.
• Harness or connectors
(Starter relay circuit is open or
shorted.)
• IPDM E/R
(+)
(–)
Condition
Voltage (V)
(Approx.)
BCM
Connector
Terminal
M121
52
Ground
Selector lever
N or P position
Battery voltage
Other than above
0