relay NISSAN TEANA 2014 Manual PDF

P1572 ASCD BRAKE SWITCHEC-451
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3. Check the continuity between stop lamp relay terminals as per
the following conditions.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace stop lamp relay.
Stop lamp relay
Condition Continuity
+-
Te r m i n a l
35 12 V direct current supply between terminals
1 and 2 Existed
No current supply Not existed
JMBIA0848ZZ
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

P1805 BRAKE SWITCHEC-459
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P1805 BRAKE SWITCH
DTC LogicINFOID:0000000009462392
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Fully depress the brake pedal for at least 5 seconds.
3. Erase the DTC.
4. Check 1st trip DTC.
Is 1st trip DTC detected?
YES >> Proceed to EC-459, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000009462393
1.CHECK STOP LAMP SWIT CH POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect stop lamp switch harness connector.
3. Check the voltage between stop lamp switch harness connector and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Perform the trouble diagnosis for power supply circuit.
2.CHECK STOP LAMP SWITCH GROUND CIRCUIT
1. Disconnect stop lamp relay harness connector.
2. Check the continuity between stop lamp switch harness connector and stop lamp relay harness connec-
tor.
3. Also check harness for short to ground and to power.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace error-detected parts.
3.CHECK STOP LAMP SWITCH
DTC No. CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition Possible cause
P1805 BRAKE SW/CIRCUIT
(BRAKE SW/CIRCUIT) A stop lamp switch signal is not sent to
ECM for extremely long time while the ve-
hicle is driving. • Harness or connectors
(Stop lamp switch circuit is open or short-
ed.)
• Stop lamp switch
•Stop lamp relay
+
−Voltag e
Stop lamp switch
Connector Terminal E38 1 Ground Battery voltage
+ −
Continuity
Stop lamp switch Stop lamp relay
Connector Terminal Connector Terminal E38 2 E57 2 Existed
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

EC-460
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
P1805 BRAKE SWITCH
Check the stop lamp switch. Refer to
EC-450, "Component Inspection (Stop Lamp Switch)".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Replace stop lamp switch. Refer to BR-18, "Exploded View"
.
4.CHECK STOP LAMP RELAY CONTROL CIRCUIT
1. Check the continuity between stop lamp relay harness connector and ground.
2. Also check harness for short to power.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace error-detected parts.
5.CHECK STOP LAMP SWIT CH SIGNAL POWER SUPPLY
Check the voltage between stop lamp relay harness connector and ground.
Is the inspection result normal?
YES >> GO TO 6.
NO >> Perform the trouble diagnosis for power supply circuit.
6.CHECK STOP LAMP SWITCH SIGNAL CIRCUIT
1. Disconnect ECM harness connector.
2. Check the continuity between stop lamp relay harness connector and ECM harness connector.
*1: Except for California
*2: For California
3. Also check harness for short to ground and to power.
Is the inspection result normal?
YES >> GO TO 7.
NO >> Repair or replace error-detected parts
7.CHECK STOP LAMP RELAY
Check the stop lamp relay. Refer to EC-461, "Component Inspection (Stop Lamp Relay)"
.
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> Replace stop lamp relay.
+
−Continuity
Sto p l am p rela y
Connector Terminal E57 1 Ground Existed
+ −Vo l ta g e
St op la mp rel ay
Connector Terminal E57 5 Ground Battery voltage
+ −
Continuity
Sto p l am p rela y EC M
Connector Terminal Connector Terminal
E57 3 E10
*1
E31*2115 Existed
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

P1805 BRAKE SWITCHEC-461
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Component Inspection (Stop Lamp Switch)INFOID:0000000009462394
1.CHECK STOP LAMP SWITCH-1
1. Turn ignition switch OFF.
2. Disconnect stop lamp switch harness connector.
3. Check the continuity between stop lamp switch terminals as per the following conditions.
Is the inspection result normal?
YES >> INSPECTION END
NO >> GO TO 2.
2.CHECK STOP LAMP SWITCH-2
1. Adjust stop lamp switch installation. Refer to BR-13, "Inspection and Adjustment"
.
2. Check the continuity between stop lamp switch terminals as per the following conditions.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace stop lamp switch. Refer to BR-18, "Exploded View"
.
Component Inspection (Stop Lamp Relay)INFOID:0000000009462395
1.CHECK STOP LAMP RELAY
1. Turn ignition switch OFF.
2. Remove stop lamp relay.
3. Check the continuity between stop lamp relay terminals as per the following conditions.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace stop lamp relay.
Stop lamp switch
Condition Continuity
+ −
Te r m i n a l s
1 2 Brake pedal Fully released Not existed
Slightly de-
pressed Existed
Stop lamp switch
Condition Continuity
+ −
Te r m i n a l s
1 2 Brake pedal Fully released Not existed
Slightly de-
pressed Existed
Stop lamp relay
Condition Continuity
+-
Te r m i n a l
35 12 V direct current supply between terminals
1 and 2 Existed
No current supply Not existed
JMBIA0848ZZ
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

EC-472
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
P2100, P2103 THROTTLE
CONTROL MOTOR RELAY
P2100, P2103 THROTTLE CONTROL MOTOR RELAY
DTC LogicINFOID:0000000009462403
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure
before conducting the next test.
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
Before performing the following procedure, co nfirm that battery voltage is more than 8 V.
Witch DTC is detected?
P2100 >> GO TO 2.
P2103 >> GO TO 3.
2.PERFORM DTC CONFIRMATION PROCEDURE FOR DTC P2100
1. Turn ignition switch ON and wait at least 2 seconds.
2. Start engine and let it idle for 5 seconds.
3. Check DTC.
Is DTC detected?
YES >> Proceed to EC-472, "Diagnosis Procedure".
NO >> INSPECTION END
3.PERFORM DTC CONFIRMATION PROCEDURE FOR DTC P2103
1. Turn ignition switch ON and wait at least 1 second.
2. Check DTC.
Is DTC detected?
YES >> Proceed to EC-472, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000009462404
1.CHECK THROTTLE CONTROL MOTOR RELAY POWER SUPPLY
1. Turn ignition switch OFF.
2. Check the voltage between ECM harness connector and ground.
DTC No. CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition Possible cause
P2100 ETC MOT PWR-B1
(Throttle actuator ″A ″ control
motor circuit/open) ECM detects a voltage of power source for
throttle control motor is excessively low. • Harness or connectors
(Throttle control moto r relay circuit is
open)
• Throttle control motor relay
P2103 ETC MOT PWR
(Throttle actuator ″A ″ control
motor circuit high) ECM detect the throttle control motor relay is
stuck ON. • Harness or connectors
(Throttle control moto r relay circuit is
shorted)
• Throttle control motor relay
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

P2100, P2103 THROTTLE CONTROL MOTOR RELAY
EC-473
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*1: Except for California
*2: For California
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK THROTTLE CONTROL MOTO R RELAY POWER SUPPLY CIRCUIT
1. Disconnect ECM harness connector.
2. Disconnect IPDM E/R harness connector.
3. Check the continuity between ECM harness connector and IPDM E/R harness connector.
*1: Except for California
*2: For California
4. Also check harness for short to ground.
Is the inspection result normal?
YES >> Perform the trouble diagnosis for power supply circuit.
NO >> Repair or replace error-detected parts.
3.CHECK THROTTLE CONTROL MOTOR RELAY INPUT SIGNAL
Check the voltage between ECM harness connector and ground as per the following conditions.
*1: Except for California
*2: For California
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> GO TO 4.
4.CHECK THROTTLE CONTROL MOTO R RELAY INPUT SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Disconnect IPDM E/R harness connector.
4. Check the continuity between ECM harness connector and IPDM E/R harness connector.
+ −
Voltag e
ECM
Connector Terminal Connector Terminal
F14
*1
F91*22 E10*1
E31*2128 Battery voltage
+
−
Continuity
ECM IPDM E/R
Connector Terminal Connector Terminal
F14
*1
F91*22F8357Existed
ECM ConditionVo l ta g e
(Approx.)
+
−
Connector Terminal Connector Terminal
F14
*1
F91*221 E10*1
E31*2128Ignition switch: OFF 0 V
Ignition switch: ON Battery voltage
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

EC-474
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
P2100, P2103 THROTTLE
CONTROL MOTOR RELAY
*1: Except for California
*2: For California
5. Also check harness for short to ground and to power.
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> Repair or replace error-detected parts.
+ −
Continuity
ECM IPDM E/R
Connector Terminal Connector Terminal
F14
*1
F91*221 F84 65 Existed
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

P2101 ELECTRIC THROTTLE CONTROL FUNCTIONEC-475
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P2101 ELECTRIC THROTTLE CONTROL FUNCTION
DTC LogicINFOID:0000000009462405
DTC DETECTION LOGIC
NOTE:
• If DTC P2101 is displayed with DT C P2100, first perform the trouble diagnosis for DTC P2100. Refer
to EC-472, "DTC Logic"
.
• If DTC P2101 is displayed with DTC P2119, first pe rform the trouble diagnosis for DTC P2119. Refer
to EC-480, "DTC Logic"
.
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure
before conducting the next test.
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is more than 11 V when
engine is running.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON and wait at least 2 seconds.
2. Start engine and let it idle for 5 seconds.
3. Check DTC.
Is DTC detected?
YES >> Proceed to EC-475, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000009462406
1.CHECK THROTTLE CONTROL MOTOR RELAY INPUT SIGNAL
Check the voltage between ECM harness connector te rminals as per the following conditions.
*1: Except for California
*2: For California
Is the inspection result normal?
YES >> GO TO 4.
NO >> GO TO 2.
DTC No. CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition Possible cause
P2101 ETC FNCTN/CIRC-B1
(Throttle actuator ″A ″ control mo-
tor circuit range/performance) Electric throttle control function does not
operate properly. • Harness or connectors
(Throttle control moto r circuit is open
or shorted)
• Electric throttle control actuator
ECM
ConditionVo l ta g e
(Approx.)
+
−
Connector Terminal Connector Terminal
F14
*1
F91*221 E10*1
E31*2128Ignition switch: OFF 0 V
Ignition switch: ON Battery voltage
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

EC-476
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
P2101 ELECTRIC THROTTLE CONTROL FUNCTION
2.CHECK THROTTLE CONTROL MOTO
R RELAY POWER SUPPLY CIRCUIT
1. Check the continuity between ECM harnes s connector and IPDM E/R harness connector.
*1: Except for California
*2: For California
2. Also check harness for short to ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace error-detected parts.
3.CHECK THROTTLE CONTROL MOTOR RELAY INPUT SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Disconnect IPDM E/R harness connector.
4. Check the continuity between ECM harnes s connector and IPDM E/R harness connector.
*1: Except for California
*2: For California
5. Also check harness for short to ground and to power.
Is the inspection result normal?
YES >> Perform the trouble diagnosis for power supply circuit.
NO >> Repair or replace error-detected parts.
4.CHECK THROTTLE CONTROL MO TOR OUTPUT SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect electric throttle control actuator harness connector.
3. Disconnect ECM harness connector.
4. Check the continuity between electric throttle control actuator harness connector and ECM harness con-
nector.
*1: Except for California
*2: For California
5. Also check harness for short to ground and to power.
Is the inspection result normal?
+ −
Continuity
ECM IPDM E/R
Connector Terminal Connector Terminal
F14
*1
F91*22F8357Existed
+ −
Continuity
ECM IPDM E/R
Connector Terminal Connector Terminal
F14
*1
F91*221 F84 65 Existed
+ −
Continuity
Electric throttle control actu-
ator ECM
Connector Terminal Connector Terminal
F57 5
F14
*1
F91*2
1 Existed
3 Not existed
6 1 Not existed
3 Existed
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

COOLING FANEC-499
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COOLING FAN
Component Function CheckINFOID:0000000009462431
1.CHECK COOLING FAN FUNCTION
With CONSULT
1. Turn ignition switch ON.
2. Perform “COOLING FAN” in “ACTIVE TE ST” mode of “ENGINE” using CONSULT.
3. Touch “LOW”, “MID”, “HI” on the CONSULT screen.
4. Check that cooling fan operates.
Without CONSULT
1. Activates IPDM E/R auto active test and check cooling fan motors operation, refer to PCS-8, "Diagnosis
Description".
2. Check that cooling fan operates.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Proceed to EC-499, "Diagnosis Procedure"
.
Diagnosis ProcedureINFOID:0000000009462432
1.CHECK COOLING FAN RELAY POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect cooling fan relays-2, -3.
3. Turn ignition switch ON.
4. Check the voltage between cooling fan relays-2, -3 harness con- nectors and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Perform trouble diagnosis for power supply circuit.
2.CHECK COOLING FAN RELAY OUTPUT SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R harness connectors.
3. Check the continuity between cooling fan relay- 2, -3 harness connectors and IPDM E/R harness connec-
tor.
4. Also check harness for short to ground and to power.
Is the inspection result normal?
+
−Voltag e
Cooling fan relay
Connector Terminal
E42
(cooling fan relay-2) 2
Ground Battery voltage
5
E43
(cooling fan relay-3) 2
5
PBIB0071E
+ −
Continuity
Cooling fan relay IPDM E/R
Connector Terminal Connector Terminal E42
(cooling fan relay-2) 1
E63 27
Existed
E43
(cooling fan relay-3) 139
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM