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?


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?


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?


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?


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:

    Interior room lamp control circuit
    Description Controls each interior room lamp (ground side) by PWM signal. NOTE: PWM signal control period is approximately 250 Hz (in the gradual brightening/dimming). Component Function Check CAUTION: Before performing the diagnosis, check that the following are normal. Interior room l ...

    System initialization
    Description If any of the following operations are performed, the initialization is necessary for normal operation of power window system. Disconnection and connection of battery cable from negative terminal. When power window main switch replaced. Electric power supply to power windo ...

    System
    Interior room lamp control system INTERIOR ROOM LAMP CONTROL SYSTEM : System Diagram INTERIOR ROOM LAMP CONTROL SYSTEM : System Description OUTLINE Interior room lamps* are controlled by interior room lamp timer control function of BCM. *: Map lamp (when map lamp switch is in DOOR positio ...