Nissan Juke Service and Repair Manual : P2100, P2103 throttle control motor relay
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.
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 >> Go to EC-737, "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 >> Go to EC-737, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK THROTTLE CONTROL MOTOR RELAY POWER SUPPLY CIRCUIT-I
1. Turn ignition switch OFF.
2. Check voltage between ECM harness connector and ground.
Is the inspection result normal? YES >> GO TO 5.
NO >> GO TO 2.
2.CHECK THROTTLE CONTROL MOTOR RELAY INPUT SIGNAL CIRCUIT-I
1. Disconnect ECM harness connector.
2. Disconnect IPDM E/R harness connector E15.
3. Check the continuity between ECM harness connector and IPDM E/R harness connector.
4. Also check harness for short to ground and short to power.
Is the inspection result normal? YES >> GO TO 4.
NO >> GO TO 3.
3.DETECT MALFUNCTIONING PART
Check the following.
• Harness connectors E8, F1 • IPDM E/R connector E15 • Harness for open or short between IPDM E/R and ECM
>> Repair open circuit or short to ground or short to power in harness or connectors.
4.CHECK FUSE
1. Disconnect 15 A fuse (No. 64) from IPDM E/R.
2. Check 15 A fuse for blown.
Is the inspection result normal? YES >> GO TO 8.
NO >> Replace 15 A fuse.
5.CHECK THROTTLE CONTROL MOTOR RELAY INPUT SIGNAL CIRCUIT-I
1. Check voltage between ECM harness connector and ground under the following conditions.
Is the inspection result normal? YES >> GO TO 8.
NO >> GO TO 6.
6.CHECK THROTTLE CONTROL MOTOR RELAY INPUT SIGNAL CIRCUIT-II
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Disconnect IPDM E/R harness connector E15.
4. Check the continuity between ECM harness connector and IPDM E/R harness connector.
5. Also check harness for short to ground and short to power.
Is the inspection result normal? YES >> GO TO 8.
NO >> GO TO 7.
7.DETECT MALFUNCTIONING PART
Check the following.
• Harness connectors E8, F1 • IPDM E/R connector E15 • Harness for open or short between IPDM E/R and ECM
>> Repair open circuit or short to ground or short to power in harness or connectors.
8.CHECK INTERMITTENT INCIDENT
Refer to GI-42, "Intermittent Incident".
Is the inspection result normal? YES >> Replace IPDM E/R.
NO >> Repair or replace harness or connectors.
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 DTC. ...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-737, "DTC Logic". • If DTC P2101 is disp ...Other materials:
ECU diagnosis information
ECM
Reference Value
TERMINAL LAYOUT
PHYSICAL VALUES
NOTE:
• ECM is located in the engine room left side near battery.
• When disconnecting ECM harness connector (1), loosen (B) it with
levers as far as they will go as shown in the figure.
2 : ECM
A : Fasten
• Pulse signal is measured by ...
Compression pressure
Inspection
1. Warm up engine thoroughly. Then, stop it.
2. Release fuel pressure. Refer to EC-551, "Work Procedure".
3. Remove ignition coil and spark plug from each cylinder. Refer to EM-53,
"Exploded View".
4. Connect engine tachometer (not required in use of CONSULT-II ...
BCM
Removal and Installation
CAUTION:
Before replacing BCM, perform “READ CONFIGURATION” to save or print current
vehicle specification.
Refer to BCS-80, "ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT (BCM) :
Description".
REMOVAL (RHD MODELS)
1. Remove glove box assembly. Refer to I ...