2014 NISSAN TEANA Service Manual

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Page 1473 of 4801

NISSAN TEANA 2014 Service Manual
P2100, P2103 THROTTLE CONTROL MOTOR RELAY
EC-473
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
C
D E
F
G H
I
J
K L
M A
EC
NP
O
*1: Except for California
*2: For California
Is the inspection result normal?
YES

Page 1474 of 4801

NISSAN TEANA 2014 Service Manual
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 inspe

Page 1475 of 4801

NISSAN TEANA 2014 Service Manual
P2101 ELECTRIC THROTTLE CONTROL FUNCTIONEC-475
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
C
D E
F
G H
I
J
K L
M A
EC
NP
O
P2101 ELECTRIC THROTTLE CONTROL FUNCTION
DTC LogicINFOID:0000000009462405
DTC DETECT

P2101 ELECTRIC THROTTLE CONTROL FUNCTIONEC-475
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
C
D E
F
G H
I
J
K L
M A
EC
NP
O
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

Page 1476 of 4801

NISSAN TEANA 2014 Service Manual
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

Page 1477 of 4801

NISSAN TEANA 2014 Service Manual
P2101 ELECTRIC THROTTLE CONTROL FUNCTIONEC-477
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
C
D E
F
G H
I
J
K L
M A
EC
NP
O
YES >> GO TO 5.
NO >> Repair or replace error-detected parts.
5.CHECK ELECTRIC THRO

Page 1478 of 4801

NISSAN TEANA 2014 Service Manual
EC-478
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
P2118 THROTTLE CONTROL MOTOR
P2118 THROTTLE CONTROL MOTOR
DTC LogicINFOID:0000000009462408
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
I

Page 1479 of 4801

NISSAN TEANA 2014 Service Manual
P2118 THROTTLE CONTROL MOTOREC-479
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
C
D E
F
G H
I
J
K L
M A
EC
NP
O
2.CHECK THROTTLE CONTROL MOTOR
Check the throttle control motor. Refer to EC-479, "Component In

Page 1480 of 4801

NISSAN TEANA 2014 Service Manual
EC-480
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
P2119 ELECTRIC THROTTLE CONTROL ACTUATOR
P2119 ELECTRIC THROTTLE CONTROL ACTUATOR
DTC LogicINFOID:0000000009462411
DTC DETECTION LOGIC
DTC CONFIRMATION PROCE

EC-480
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
P2119 ELECTRIC THROTTLE CONTROL ACTUATOR
P2119 ELECTRIC THROTTLE CONTROL ACTUATOR
DTC LogicINFOID:0000000009462411
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.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION A AND B
1. Turn ignition switch ON and wait at least 1 second.
2. Set selector lever to D position and wait at least 3 seconds.
3. Set selector lever to P position.
4. Turn ignition switch OFF and wait at least 10 seconds.
5. Turn ignition switch ON and wait at least 1 second.
6. Set selector lever to D position and wait at least 3 seconds.
7. Set selector lever to P position.
8. Turn ignition switch OFF, wait at least 10 seconds and then turn ON.
9. Check DTC.
Is DTC detected?
YES >> Proceed to EC-480, "Diagnosis Procedure".
NO >> GO TO 3.
3.PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION C
1. Turn ignition switch ON and wait at least 1 second.
2. Set selector lever to D position and wait at least 3 seconds.
3. Set selector lever to P position.
4. Start engine and let it idle for 3 seconds.
5. Check DTC.
Is DTC detected?
YES >> Proceed to EC-480, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000009462412
1.CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY
1. Remove the intake air duct. Refer to EM-29, "Exploded View"
.
2. Check if foreign matter is caught between the throttle valve and the housing.
Is the inspection result normal?
YES >> Replace electric throttle control actuator. Refer to EM-30, "Removal and Installation".
DTC No.CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition Possible cause
P2119 ETC ACTR-B1
(Throttle actuator control throt-
tle body range/performance) A
Electric throttle control actuator does not function
properly due to the return spring malfunction.
Electric throttle control actuator
B Throttle valve opening angle in fail-safe mode is
not in specified range.
C ECM detect the throttle valve is stuck open.
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

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