Nissan Juke Service and Repair Manual : Power supply and ground circuit
A/C auto AMP. : Diagnosis Procedure
1.CHECK SYMPTOM
Check symptom (A or B).
Which symptom is detected? A >>GO TO 2.
B >>GO TO 5.
2.CHECK FUSE
1. Turn ignition switch OFF.
2. Check 10A fuse (No. 3, located in fuse block (J/B)].
NOTE
:
Refer to PG-22, "Fuse, Connector and Terminal Arrangement".
Is the inspection result normal? YES >> GO TO 3.
NO >> Replace the blown fuse after repairing the affected circuit if a fuse is blown.
3.CHECK A/C AUTO AMP. IGNITION POWER SUPPLY
1. Disconnect A/C auto amp. connector.
2. Turn ignition switch ON.
3. Check voltage between A/C auto amp. harness connector and ground.
Is the inspection result normal? YES >> GO TO 4.
NO >> Repair harness or connector between A/C auto amp. and fuse.
4.CHECK A/C AUTO AMP. GROUND CIRCUIT FOR OPEN
1. Turn ignition switch OFF.
2. Check continuity between A/C auto amp. harness connector and ground.
Is the inspection result normal? YES >> Replace A/C auto amp. Refer to HAC-188, "Removal and Installation".
NO >> Repair harness or connector.
5.CHECK FUSE
1. Turn ignition switch OFF.
2. Check 10A fuse (No.7, located in fuse block (J/B)].
NOTE
:
Refer to PG-22, "Fuse, Connector and Terminal Arrangement".
Is the inspection result normal? YES >> GO TO 6.
NO >> Replace the blown fuse after repairing the affected circuit if a fuse is blown.
6.CHECK A/C AUTO AMP. BATTERY POWER SUPPLY
1. Disconnect A/C auto amp. connector.
2. Check voltage between A/C auto amp. harness connector and ground.
Is the inspection result normal? YES >> Replace A/C auto amp. Refer to HAC-188, "Removal and Installation".
NO >> Repair harness or connector between A/C auto amp. and fuse.
B27B0 A/C auto AMP.
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC is displayed along with DTC U1000, first perform the trouble diagnosis
for DTC U1000. Refer to HAC-
141, "DTC Logic".
• If DTC is displaye ...
Door motor
Diagnosis Procedure
NOTE:
If all of door motor DTCs are detected, check this circuit.
1.CHECK DOOR MOTOR POWER SUPPLY
1. Turn ignition switch ON.
2. Check voltage between intake door motor harn ...
Other materials:
B2099 ignition relay off stuck
Description
The ignition relay integrated in IPDM E/R is operated with ignition switch ON
signal from the ignition switch.
DTC Logic
DTC DETECTION LOGIC
NOTE:
When IPDM E/R power supply voltage is low (Approx. 7 - 8 V for about 1 second),
the “DTC: B2099” may be detected.
1.PERFORM DTC ...
P0117, P0118 ECT SENSOR
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.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
...
Key positions
LOCK (0)
The key can only be removed from the ignition switch at this position.
OFF (1)
The engine is turned off. The power supply is turned off.
ACC (2)
The electrical accessory power activates without the engine turned on.
ON (3)
The ignition system and the electrical accessory power activa ...
