Nissan Juke Service and Repair Manual : 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, and check status under the following condition.

Is the inspection result normal? YES >> INSPECTION END
NO >> Refer to HAC-281, "Diagnosis Procedure".
Diagnosis Procedure
1.CHECK A/C SWITCH POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect A/C control connector.
3. Turn ignition switch ON.
4. Check output waveform between A/C control harness connector and ground with using oscilloscope.

Is the inspection result normal? YES >> GO TO 2.
NO >> GO TO 3.
2.CHECK A/C SWITCH GROUND CIRCUIT FOR OPEN
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check continuity between A/C control harness connector and ground.

Is the inspection result normal? YES >> Replace A/C control. Refer to HAC-239, "Removal and Installation".
NO >> Repair harness or connector.
3.CHECK A/C SWITCH POWER SUPPLY CIRCUIT FOR OPEN
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check continuity between A/C control harness connector and BCM harness connector.

Is the inspection result normal? YES >> GO TO 4.
NO >> Repair harness or connector.
4.CHECK A/C SWITCH POWER SUPPLY CIRCUIT FOR SHORT
Check continuity between A/C control harness connector and ground.

Is the inspection result normal? YES >> Replace BCM. Refer to BCS-93, "Removal and Installation" (with Intelligent Key) or BCS-161, "Removal and Installation" (without Intelligent Key).
NO >> Repair harness or connector.
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".
...
Blower fan on signal
Component Function Check
1.CHECK BLOWER FAN ON SIGNAL
With CONSULT-III
1. Turn ignition switch ON.
2. Select “AIR CONDITIONER” of “BCM” using CONSULT-III.
3. Select “FAN ON SIG” in ...
Other materials:
On board diagnostic (OBD) system
Diagnosis Description
DESCRIPTION
The CVT system has two self-diagnostic systems.
The first is the emission-related on board diagnostic system (OBD) performed by
the TCM in combination with
the ECM. The malfunction is indicated by the MIL (malfunction indicator lamp)
and is stored as a DTC ...
P1556, P1557 battery temperature sensor
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
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 ...
MR16DDT : Exploded View
REMOVAL
1. “S” terminal harness
2. “B” terminal harness
3. Starter motor
4. Cylinder block
: Vehicle front
: N·m (kg-m, in-lb)
: N·m (kg-m, ft-lb)
DISASSEMBLY
Type: S114-902
1. Magnetic switch assembly
2. Dust cover kit
3. Shift lever set
4. Center bracket (A)
5. Yok ...
