sensor NISSAN TEANA 2014 Service Manual

LAN
SYSTEMLAN-35
< SYSTEM DESCRIPTION > [CAN]
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*1: QR25DE models
*2: VQ35DE models
*3: With automatic air conditioning system
*4: With manual air conditioning system
NOTE:
CAN data of the air bag diagnosis sensor unit is not used by usual service work, thus it is omitted.
Trunk switch signal R R R T
Turn indicator signal R R R T Signal name
ECM
EPS
IPDM-E TCM
M&A
STRG AV
AV M
HVAC ABS
BCM
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

LAN
MALFUNCTION AREA CHARTLAN-43
< DTC/CIRCUIT DIAGNOSIS > [CAN]
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DTC/CIRCUIT DIAGNOSIS
MALFUNCTION AREA CHART
Main LineINFOID:0000000009461416
Branch LineINFOID:0000000009461417
Short CircuitINFOID:0000000009461418
Malfunction area Reference
Main line between IPDM E/R and data link connector LAN-44, "Diagnosis Procedure"
Main line between data link connector and combination meterLAN-45, "Diagnosis Procedure"
Main line between combination meter and air bag diagnosis sensor unit (with
auto A/C) LAN-46, "Diagnosis Procedure"
Main line between combination meter and air bag diagnosis sensor unit (with
manual A/C) LAN-47, "Diagnosis Procedure"
Main line between air bag diagnosis sensor unit and A/C auto amp.
LAN-48, "Diagnosis Procedure"
Malfunction area Reference
ECM branch line circuit LAN-49, "Diagnosis Procedure"
ABS actuator and electric unit (control unit) branch line circuit LAN-50, "Diagnosis Procedure"
Power steering control module branch line circuit LAN-51, "Diagnosis Procedure"
IPDM E/R branch line circuit LAN-52, "Diagnosis Procedure"
TCM branch line circuitLAN-53, "Diagnosis Procedure"
Data link connector branch line circuit LAN-54, "Diagnosis Procedure"
Combination meter branch line circuit LAN-55, "Diagnosis Procedure"
Steering angle sensor branch line circuit LAN-56, "Diagnosis Procedure"
Air bag diagnosis sensor unit branch line circuitLAN-57, "Diagnosis Procedure"
AV control unit branch line circuit LAN-58, "Diagnosis Procedure"
ITS control unit branch line circuit LAN-59, "Diagnosis Procedure"
A/C auto amp. branch line circuit LAN-60, "Diagnosis Procedure"
BCM branch line circuit LAN-61, "Diagnosis Procedure"
Malfunction area Reference
CAN communication circuit LAN-62, "Diagnosis Procedure"
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

LAN-46
< DTC/CIRCUIT DIAGNOSIS >[CAN]
MAIN LINE BETWEEN M&A AND
A-BAG CIRCUIT (WITH AUTO A/C)
MAIN LINE BETWEEN M&A AND A- BAG CIRCUIT (WITH AUTO A/C)
Diagnosis ProcedureINFOID:0000000009461421
1.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Disconnect the following harness connectors.
- Combination meter
- A/C auto amp.
-ECM
4. Check the continuity between the combination meter harness connector and the A/C auto amp. harness
connector.
Is the inspection result normal?
YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the main line between the combination meter and the air bag diag-
nosis sensor unit.
NO >> Repair the main line between the air bag diagnosis sensor unit and the air bag diagnosis sensor
unit.
Combination meter harness connector A/C auto amp. harness connector Continuity
Connector No. Terminal No. Connector No. Terminal No.
M24 39
M152 1 Existed
38 21 Existed
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

LAN
MAIN LINE BETWEEN M&A AND A-BAG CIRCUIT (WITH MANUAL A/C)
LAN-47
< DTC/CIRCUIT DIAGNOSIS > [CAN]
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MAIN LINE BETWEEN M&A AND A-
BAG CIRCUIT (WITH MANUAL A/C)
Diagnosis ProcedureINFOID:0000000009461422
1.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1. Turn the ignition switch OFF.
2. Disconnect the battery cabl e from the negative terminal.
3. Disconnect the following harness connectors.
- Combination meter
-BCM
4. Check the continuity between the combination meter harness connector and the BCM harness connector.
Is the inspection result normal?
YES (Present error)>>Check CA N system type decision again.
YES (Past error)>>Error was detected in the main line between the combination meter and the air bag diag-
nosis sensor unit.
NO >> Repair the main line between the combination meter and the air bag diagnosis sensor unit.
Combination meter harness connector BCM harness connector Continuity
Connector No. Terminal No. Connector No. Terminal No.
M24 39
M18 60 Existed
38 59 Existed
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

LAN-48
< DTC/CIRCUIT DIAGNOSIS >[CAN]
MAIN LINE BETWEEN A-BAG AND HVAC CIRCUIT
MAIN LINE BETWEEN A-
BAG AND HVAC CIRCUIT
Diagnosis ProcedureINFOID:0000000009461423
1.CHECK HARNESS CONTI NUITY (OPEN CIRCUIT)
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Disconnect the following harness connectors.
- Combination meter
- A/C auto amp.
-ECM
4. Check the continuity between the combination meter harness connector and the A/C auto amp. harness
connector.
Is the inspection result normal?
YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the main line between the air bag diagnosis sensor unit and the A/C
auto amp.
NO >> Repair the main line between the air bag diagnosis sensor unit and the A/C auto amp.
Combination meter harness connector A/C auto amp. harness connector Continuity
Connector No. Terminal No. Connector No. Terminal No.
M24 39
M152 1 Existed
38 21 Existed
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

LAN-56
< DTC/CIRCUIT DIAGNOSIS >[CAN]
STRG BRANCH LINE CIRCUIT
STRG BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000009461431
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 steering angle sensor 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 steering angle sensor.
2. Check the resistance between the steeri ng angle sensor harness connector terminals.
Is the measurement value within the specification?
YES >> GO TO 3.
NO >> Repair the steering angle sensor branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the steering angle sensor. Refer to BRC-47, "Wiring Dia-
gram".
Is the inspection result normal?
YES (Present error)>>Replace the steering angle sensor. Refer to BRC-132, "Removal and Installation".
YES (Past error)>>Error was detected in the steering angle sensor branch line.
NO >> Repair the power supply and the ground circuit.
Steering angle sensor harness connector Resistance (Ω)
Connector No. Terminal No.
M53 5 2 Approx. 54 – 66
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

LAN
A-BAG BRANCH LINE CIRCUITLAN-57
< DTC/CIRCUIT DIAGNOSIS > [CAN]
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A-BAG BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000009461432
WARNING:
Always observe the following items fo r preventing accidental activation.
• Before servicing, turn ignition sw itch OFF, disconnect battery negative terminal, and wait 3 minutes
or more. (To discharge backup capacitor.)
• Never use unspecified tester or other measuring device.
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cabl e from the negative terminal.
3. Check the terminals and connectors of the air bag diagnosis sensor unit for damage, bend and loose con-
nection (unit side and connector side).
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace the main harness.
2.CHECK AIR BAG DIAGNOSIS SENSOR UNIT
Check the air bag diagnosis sensor unit. Refer to SRC-40, "Work Flow"
.
Is the inspection result normal?
YES >> Replace the main harness.
NO >> Replace parts whose air bag system has a malfunction.
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

LAN-66
< DTC/CIRCUIT DIAGNOSIS >[CAN SYSTEM (TYPE 1)]
MAIN LINE BETWEEN M&A AND A-
BAG CIRCUIT (WITH MANUAL A/C)
MAIN LINE BETWEEN M&A AND A-BAG CIRCUIT (WITH MANUAL A/C)
Diagnosis ProcedureINFOID:0000000009461440
1.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Disconnect the following harness connectors.
- Combination meter
-BCM
4. Check the continuity between the combination meter harness connector and the BCM harness connector.
Is the inspection result normal?
YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the main line between the combination meter and the air bag diag-
nosis sensor unit.
NO >> Repair the main line between the combination meter and the air bag diagnosis sensor unit.
Combination meter harness connector BCM harness connector Continuity
Connector No. Terminal No. Connector No. Terminal No.
M24 39
M18 60 Existed
38 59 Existed
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

LAN-74
< DTC/CIRCUIT DIAGNOSIS >[CAN SYSTEM (TYPE 1)]
STRG BRANCH LINE CIRCUIT
STRG BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000009461448
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 steering angle sensor 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 steering angle sensor.
2. Check the resistance between the steeri ng angle sensor harness connector terminals.
Is the measurement value within the specification?
YES >> GO TO 3.
NO >> Repair the steering angle sensor branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the steering angle sensor. Refer to BRC-47, "Wiring Dia-
gram".
Is the inspection result normal?
YES (Present error)>>Replace the steering angle sensor. Refer to BRC-132, "Removal and Installation".
YES (Past error)>>Error was detected in the steering angle sensor branch line.
NO >> Repair the power supply and the ground circuit.
Steering angle sensor harness connector Resistance (Ω)
Connector No. Terminal No.
M53 5 2 Approx. 54 – 66
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

LAN
A-BAG BRANCH LINE CIRCUITLAN-75
< DTC/CIRCUIT DIAGNOSIS > [CAN SYSTEM (TYPE 1)]
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A-BAG BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000009461449
WARNING:
Always observe the following items fo r preventing accidental activation.
• Before servicing, turn ignition sw itch OFF, disconnect battery negative terminal, and wait 3 minutes
or more. (To discharge backup capacitor.)
• Never use unspecified tester or other measuring device.
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cabl e from the negative terminal.
3. Check the terminals and connectors of the air bag diagnosis sensor unit for damage, bend and loose con-
nection (unit side and connector side).
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace the main harness.
2.CHECK AIR BAG DIAGNOSIS SENSOR UNIT
Check the air bag diagnosis sensor unit. Refer to SRC-40, "Work Flow"
.
Is the inspection result normal?
YES >> Replace the main harness.
NO >> Replace parts whose air bag system has a malfunction.
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM