Nissan Altima L32. Instruction — part 1000
PCS-64
< COMPONENT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
B2611 ACC RELAY
1. Turn ignition switch OFF.
2. Disconnect ACC relay.
3. Check voltage between ACC relay harness connector and
ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Repair or replace harness.
3.
CHECK FUSE
Check 10A fuse [No. 19, located in the fuse block (J/B)].
Is the inspection result normal?
YES
>> GO TO 4
NO
>> Replace fuse.
4.
CHECK ACC RELAY FEEDBACK CIRCUIT
1. Disconnect BCM harness connector.
2. Check continuity between ACC relay harness connector (A) and
BCM harness connector (B).
3. Check continuity between ACC relay harness connector and
ground.
Is the inspection result normal?
YES
>> GO TO 5
NO
>> Repair or replace harness.
5.
CHECK INTERMITTENT
GI-42, "Intermittent Incident"
>> Inspection End.
Terminals
Voltage (V)
(+)
(-)
ACC relay
Ground
Terminal
3
Battery voltage
ALMIA0441ZZ
ACC relay
BCM
Continuity
Terminal
Connector
Terminal
5
M18
30
Yes
ACC relay
Ground
Continuity
Terminal
5
No
ALMIA0442ZZ
PCS
B2614 ACC RELAY CIRCUIT
PCS-65
< COMPONENT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
B2614 ACC RELAY CIRCUIT
Description
INFOID:0000000004202449
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:0000000004202450
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.
-
CVT selector lever is in the P or N position.
-
Release the brake pedal.
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES
>> Go to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000004202451
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 under the following conditions.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> GO TO 2
2.
CHECK ACCESSORY RELAY POWER SUPPLY CIRCUIT
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B2614
ACC relay circuit
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
Accessory relay
Ground
Condition
Voltage (V)
Terminal
2
Ground
Ignition
OFF
0
ACC
Battery voltage
ALMIA0443ZZ
PCS-66
< COMPONENT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
B2614 ACC RELAY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM harness connector.
3. Check continuity between accessory relay harness connector
(A) and BCM harness connector (B).
4. Check continuity between accessory relay harness connector
and ground.
Is the inspection result normal?
YES
>> GO TO 6
NO
>> Repair or replace harness.
3.
CHECK ACCESSORY RELAY GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between accessory relay harness connector
and ground.
Is the inspection result normal?
YES
>> GO TO 4
NO
>> Repair or replace harness.
4.
CHECK ACCESSORY RELAY POWER SUPPLY CIRCUIT-2
Check voltage between accessory relay harness connector and
ground.
Is the inspection result normal?
YES
>> GO TO 5
NO
>> Repair or replace harness.
5.
CHECK ACCESSORY RELAY
PCS-67, "Component Inspection (Accessory Relay)"
.
YES or NO
YES
>> GO TO 6
NO
>> Replace accessory relay.
6.
CHECK INTERMITTENT INCIDENT
GI-42, "Intermittent Incident"
>> Inspection End.
Accessory relay
BCM
Continuity
Terminal
Connector
Terminal
2
M18
83
Yes
Accessory relay
Ground
Continuity
Terminal
2
Ground
No
ALMIA0444ZZ
Accessory relay
Ground
Continuity
Terminal
1
Ground
Yes
ALMIA0445ZZ
Accessory relay
Ground
Voltage (V)
Terminal
3
Ground
Battery voltage
ALMIA0441ZZ
PCS
B2614 ACC RELAY CIRCUIT
PCS-67
< COMPONENT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
Component Inspection (Accessory Relay)
INFOID:0000000004202452
1.
CHECK ACCESSORY RELAY
1. Turn ignition switch OFF.
2. Remove accessory relay.
3. Check the continuity between accessory relay terminals under
the following conditions.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Replace accessory relay
Terminals
Condition
Continuity
3 and 5
12V direct current supply between terminals 1 and 2
Yes
No current supply
No
PBIB0098E
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