Nissan Altima HL32 Hybrid. Manual — part 786
![](/vehicles/gon/sttello/nita/deumere.png)
LAN-98
< COMPONENT DIAGNOSIS >
[CAN SYSTEM (TYPE 14)]
M&A BRANCH LINE CIRCUIT
M&A BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000004219094
1.
CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the combination meter for damage, bend and loose connection
(unit side and connector side).
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair the terminal and connector.
2.
CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of combination meter.
2. Check the resistance between the combination meter harness connector terminals.
Is the measurement value within the specification?
YES
>> GO TO 3.
NO
>> Repair the combination meter branch line.
3.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the combination meter. Refer to
Is the inspection result normal?
YES (Present error)>>Replace the combination meter. Refer to
MWI-135, "Removal and Installation"
YES (Past error)>>Error was detected in the combination meter branch line.
NO
>> Repair the power supply and the ground circuit.
Combination meter harness connector
Resistance (
Ω)
Connector No.
Terminal No.
M24
21
22
Approx. 54 – 66
![](/vehicles/gon/sttello/nita/jara.png)
LAN
HV ECU BRANCH LINE CIRCUIT
LAN-99
< COMPONENT DIAGNOSIS >
[CAN SYSTEM (TYPE 14)]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
HV ECU BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000004219095
1.
CHECK DTC
Check whether or not the DTC related to HEV SYSTEM CAN indicated on All DTC Reading by CONSULT-III.
NOTE:
For DTCs related to HEV SYSTEM CAN, refer to
LAN-59, "DTC Related to HEV SYSTEM CAN List"
.
Is the DTC related to HEV SYSTEM CAN displayed?
YES
>> Inspect HEV SYSTEM CAN. Refer to
LAN-53, "Trouble Diagnosis Flow Chart"
.
NO
>> GO TO 2.
2.
CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the hybrid vehicle control ECU for damage, bend and loose con-
nection (unit side and connector side).
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair the terminal and connector.
3.
CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of hybrid vehicle control ECU.
2. Check the resistance between the hybrid vehicle control ECU harness connector terminals.
Is the measurement value within the specification?
YES
>> GO TO 4.
NO
>> Repair the hybrid vehicle control ECU branch line.
4.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the hybrid vehicle control ECU.
.
Is the inspection result normal?
YES (Present error)>>Replace the hybrid vehicle control ECU. Refer to
YES (Past error)>>Error was detected in the hybrid vehicle control ECU branch line.
NO
>> Repair the power supply and the ground circuit.
Hybrid vehicle control ECU harness connector
Resistance (
Ω)
Connector No.
Terminal No.
E66
173
172
Approx. 54 – 66
![](/vehicles/gon/sttello/nita/losmengu.png)
LAN-100
< COMPONENT DIAGNOSIS >
[CAN SYSTEM (TYPE 14)]
IPDM-E BRANCH LINE CIRCUIT
IPDM-E BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000004219096
1.
CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the IPDM E/R for damage, bend and loose connection (unit side
and connector side).
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair the terminal and connector.
2.
CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of IPDM E/R.
2. Check the resistance between the IPDM E/R harness connector terminals.
Is the measurement value within the specification?
YES
>> GO TO 3.
NO
>> Repair the IPDM E/R branch line.
3.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the IPDM E/R. Refer to
Is the inspection result normal?
YES (Present error)>>Replace the IPDM E/R. Refer to
PCS-39, "Removal and Installation"
YES (Past error)>>Error was detected in the IPDM E/R branch line.
NO
>> Repair the power supply and the ground circuit.
IPDM E/R harness connector
Resistance (
Ω)
Connector No.
Terminal No.
E17
40
39
Approx. 108 – 132
![](/vehicles/gon/sttello/nita/ayoin.png)
LAN
CAN COMMUNICATION CIRCUIT
LAN-101
< COMPONENT DIAGNOSIS >
[CAN SYSTEM (TYPE 14)]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
CAN COMMUNICATION CIRCUIT
Diagnosis Procedure
INFOID:0000000004219097
1.
CONNECTOR INSPECTION
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Disconnect all the unit connectors on CAN communication system.
4. Check terminals and connectors for damage, bend and loose connection.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair the terminal and connector.
2.
CHECK HARNESS CONTINUITY (SHORT CIRCUIT)
Check the continuity between the data link connector terminals.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Check the harness and repair the root cause.
3.
CHECK HARNESS CONTINUITY (SHORT CIRCUIT)
Check the continuity between the data link connector and the ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Check the harness and repair the root cause.
4.
CHECK ECM AND IPDM E/R TERMINATION CIRCUIT
1. Remove the ECM and the IPDM E/R.
2. Check the resistance between the ECM terminals.
3. Check the resistance between the IPDM E/R terminals.
Is the measurement value within the specification?
YES
>> GO TO 5.
NO
>> Replace the ECM and/or the IPDM E/R.
5.
CHECK SYMPTOM
Connect all the connectors. Check if the symptoms described in the “Symptom (Results from interview with
customer)” are reproduced.
Data link connector
Continuity
Connector No.
Terminal No.
M22
6
14
Not existed
Data link connector
Ground
Continuity
Connector No.
Terminal No.
M22
6
Not existed
14
Not existed
ECM
Resistance (
Ω)
Terminal No.
98
97
Approx. 108 – 132
IPDM E/R
Resistance (
Ω)
Terminal No.
40
39
Approx. 108 – 132
LKIA0037E
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