Nissan Juke Service and Repair Manual : Power supply and ground circuit
PTC HEATER CONTROL UNIT : Diagnosis Procedure
1.CHECK FUSE
1. Turn ignition switch OFF.
2. Check 10A fuses (No. 3 and 7).
NOTE
:
Refer to PG-23, "Fuse and Fusible Link Arrangement".
Is the inspection result normal? YES >> GO TO 2.
NO >> Replace the blown fuse after repairing the affected circuit if a fuse is blown.
2.CHECK PTC HEATER CONTROL UNIT POWER SUPPLY
1. Disconnect PTC heater control unit connector.
2. Check voltage between PTC heater control unit harness connector and ground.

Is the inspection result normal? YES >> GO TO 3.
NO >> Repair harness or connector between PTC heater control unit and fuse.
3.CHECK PTC HEATER CONTROL UNIT GROUND CIRCUIT FOR OPEN
1. Turn ignition switch OFF.
2. Check continuity between PTC heater control unit harness connector and ground.

Is the inspection result normal? YES >> Replace PTC heater control unit.
NO >> Repair harness or connector.
B257B, B257C ambient sensor
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-
275, "DTC Logic".
• If DTC is displaye ...
A/C switch
Component Function Check
1.CHECK A/C ON SIGNAL
With CONSULT-III
1. Turn ignition switch ON.
2. Select “AIR CONDITIONER” of “BCM” using CONSULT-III.
3. Select “AIR COND SW” in “DATA MONITOR” mode, ...
Other materials:
Battery
Exploded View
1 : Battery fix frame
:N·m (kg-m, in-lb)
Removal and Installation
REMOVAL
1. Disconnect the battery cable from the negative terminal.
CAUTION:
When disconnecting, disconnect the battery cable from the negative terminal
first.
2. Remove cover of battery positive termin ...
Parking, license plate and tail lamps are not turned on
Without daytime running light system
WITHOUT DAYTIME RUNNING LIGHT SYSTEM : Description
The parking, license plate, tail lamps and each illumination are not turned
ON in any condition.
WITHOUT DAYTIME RUNNING LIGHT SYSTEM : Diagnosis Procedure
1.COMBINATION SWITCH INSPECTION
Check the combina ...
U1000 can comm
Description
CAN (Controller Area Network) is a serial communication line for real time
applications. It is an on-vehicle multiplex
communication line with high data communication speed and excellent error
detection ability. Modern
vehicle is equipped with many electronic control unit, and eac ...
