Nissan Juke Service and Repair Manual : P2100, P2103 throttle control motor relay
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 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-376, "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-376, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK THROTTLE CONTROL MOTOR RELAY POWER SUPPLY
1. Turn ignition switch OFF.
2. Check the voltage between ECM harness connector and ground.
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-42, "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-42, "Intermittent Incident".
NO >> Repair or replace error-detected parts.
P1805 brake switch
DTC Logic
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 ...
P2101 electric throttle control function
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC P2101 is displayed with DTC P2100, first perform the trouble diagnosis
for DTC P2100. Refer
to EC-376, "DTC Logic".
• If DTC P2101 is disp ...
Other materials:
Crash zone sensor
Exploded View
1. Crash zone sensor
2. Bracket
: Vehicle front
: Do not reuse
N·m (kg-m, ft-lb)
Removal and Installation
WARNING:
• Before servicing, turn ignition switch OFF, disconnect battery negative
terminal and wait 3 minutes
or more.
• Never use the air tools or electric tools f ...
DTC/Circuit diagnosis
POSITION SWITCH
BACK-UP LAMP SWITCH : Component Inspection
1.CHECK BACK-UP LAMP SWITCH
1. Disconnect position switch connector. Refer to TM-24, "Removal and
Installation".
2. Check continuity between position switch terminals.
Is the inspection result normal?
YES >> INSPE ...
Structure and operation
Positive Crankcase Ventilation
This system returns blow-by gas to the intake manifold.
The positive crankcase ventilation (PCV) valve is provided to conduct crankcase
blow-by gas to the intake
manifold.
During partial throttle operation of the engine, the intake manifold sucks the
blow ...