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Infiniti EX35. Manual - part 1138
PCS
B2614 ACC RELAY
PCS-53
< COMPONENT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
B2614 ACC RELAY
Description
INFOID:0000000003739081
BCM controls the various electrical components and simultaneously supplies power according to the power
supply position.
BCM checks the power supply position internally.
DTC Logic
INFOID:0000000003739082
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn the power supply position to ACC under the following conditions, and wait for at least 1 second.
-
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:0000000003739083
1.
CHECK ACCESSORY RELAY POWER SUPPLY
1.
Turn ignition switch OFF.
2.
Disconnect accessory relay.
3.
Check voltage between accessory relay harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK ACCESSORY RELAY POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector.
3.
Check continuity between accessory relay harness connector and BCM harness connector.
4.
Check continuity between accessory relay harness connector and ground.
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B2614
ACC relay
An immediate operation of ACC relay is requested
by BCM, but there is no response for more than 1
second.
• Harness or connectors
(ACC relay circuit is open or short-
ed)
• ACC relay
(+)
(–)
Condition
Voltage (V)
(Approx.)
Accessory relay
Terminal
1
Ground
Ignition switch
OFF
0
ACC
Battery voltage
Accessory relay
BCM
Continuity
Terminal
Connector
Terminal
1
M122
95
Existed