Nissan Juke F15. Manual — part 581
P2100, P2103 THROTTLE CONTROL MOTOR RELAY
EC-1137
< DTC/CIRCUIT DIAGNOSIS >
[MR EXCEPT FOR NISMO RS MODELS]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK THROTTLE CONTROL MOTOR 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.
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.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-45, "Intermittent Incident"
.
NO
>> GO TO 4.
4.
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 harness connector and IPDM E/R harness connector.
5. Also check harness for short to ground and to power.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-45, "Intermittent Incident"
.
NO
>> Repair or replace error-detected parts.
+
−
Continuity
ECM
IPDM E/R
Connector
Terminal
Connector
Terminal
F24
97
E15
60
Existed
ECM
Condition
Voltage
(Approx.)
Connector
+
Connector
−
Terminal
Terminal
F24
118
E19
152
Ignition switch: OFF
0 V
Ignition switch: ON
Battery voltage
+
−
Continuity
ECM
IPDM E/R
Connector
Terminal
Connector
Terminal
F24
118
E15
55
Existed
EC-1138
< DTC/CIRCUIT DIAGNOSIS >
[MR EXCEPT FOR NISMO RS MODELS]
P2101 ELECTRIC THROTTLE CONTROL FUNCTION
P2101 ELECTRIC THROTTLE CONTROL FUNCTION
DTC Logic
INFOID:0000000012198661
DTC DETECTION LOGIC
NOTE:
• If DTC P2101 is displayed with DTC P2100, first perform the trouble diagnosis for DTC P2100. Refer
.
• If DTC P2101 is displayed with DTC P2119, first perform the trouble diagnosis for DTC P2119. Refer
.
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-1138, "Diagnosis Procedure"
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000012198662
1.
CHECK THROTTLE CONTROL MOTOR RELAY INPUT SIGNAL
Check the voltage between ECM harness connector terminals as per the following conditions.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 2.
2.
CHECK THROTTLE CONTROL MOTOR RELAY INPUT SIGNAL CIRCUIT
1. Turn ignition switch OFF.
DTC No.
Trouble diagnosis name
(Trouble diagnosis con-
tent)
DTC detecting condition
Possible cause
P2101
ETC FNCTN/CIRC-B1
(Electric throttle control
performance)
Electric throttle control function does not
operate properly.
• Harness or connectors
(Throttle control motor circuit is open or shorted)
• Electric throttle control actuator
ECM
Condition
Voltage
(Approx.)
Connector
+
Connector
−
Terminal
Terminal
F24
118
E19
152
Ignition switch: OFF
0 V
Ignition switch: ON
Battery voltage
P2101 ELECTRIC THROTTLE CONTROL FUNCTION
EC-1139
< DTC/CIRCUIT DIAGNOSIS >
[MR EXCEPT FOR NISMO RS MODELS]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
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.
5. 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 THROTTLE CONTROL MOTOR RELAY POWER SUPPLY CIRCUIT
1. Check the continuity between ECM harness connector and IPDM E/R harness connector.
2. 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.
4.
CHECK THROTTLE CONTROL MOTOR 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.
5. Also check harness for short to ground and to power.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace error-detected parts.
5.
CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY
1. Remove the intake air duct. Refer to
2. Check if foreign matter is caught between the throttle valve and the housing.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Remove the foreign matter and clean the electric throttle control actuator inside, then perform
throttle valve closed position learning. Refer to
.
+
−
Continuity
ECM
IPDM E/R
Connector
Terminal
Connector
Terminal
F24
118
E15
55
Existed
+
−
Continuity
ECM
IPDM E/R
Connector
Terminal
Connector
Terminal
F24
97
E15
60
Existed
+
−
Continuity
Electric throttle control actu-
ator
ECM
Connector
Terminal
Connector
Terminal
F29
2
F24
120
Existed
119
Not existed
1
120
Not existed
119
Existed
EC-1140
< DTC/CIRCUIT DIAGNOSIS >
[MR EXCEPT FOR NISMO RS MODELS]
P2101 ELECTRIC THROTTLE CONTROL FUNCTION
6.
CHECK THROTTLE CONTROL MOTOR
Check the throttle control motor. Refer to
EC-1140, "Component Inspection"
.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-45, "Intermittent Incident"
.
NO
>> Replace electric throttle control actuator. Refer to
.
Component Inspection
INFOID:0000000012198663
1.
CHECK THROTTLE CONTROL MOTOR
1. Turn ignition switch OFF.
2. Disconnect electric throttle control actuator harness connector.
3. Check the resistance between electric throttle control actuator terminals as per the following.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace electric throttle control actuator. Refer to
.
Electric throttle control actuator
Resistance
(Approx.)
+
−
Terminals
2
1
1 - 15
Ω [at 25°C (77°F)]
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