Nissan Juke Service and Repair Manual : Thermo control amplifier
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 “THERMO AMP” in “DATA MONITOR” mode, and check status under the following condition.
Is the inspection result normal? YES >> INSPECTION END
NO >> Refer to HAC-224, "Diagnosis Procedure".
Diagnosis Procedure
1.CHECK FUSE
1. Turn ignition switch OFF.
2. Check 10A fuse (No. 15, located in fuse block (J/B)].
NOTE
:
Refer to PG-22, "Fuse, Connector and Terminal 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 THERMO CONTROL AMP. POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect thermo control amp. connector.
3. Turn ignition switch ON.
4. Check voltage between thermo control amp. harness connector and ground.
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair harness or connector between thermo control amp. and fuse.
3.CHECK THERMO CONTROL AMP. GROUND CIRCUIT FOR OPEN
1. Turn ignition switch OFF.
2. Check continuity between thermo control amp. harness connector and ground.
Is the inspection result normal? YES >> GO TO 4.
NO >> Repair harness or connector.
4.CHECK THERMO CONTROL AMP. SIGNAL
1. Turn ignition switch ON.
2. Check voltage between thermo control amp. harness connector and ground.
Is the inspection result normal? YES >> Replace thermo control amp. Refer to HAC-240, "Removal and Installation".
NO >> GO TO 5.
5.CHECK THERMO CONTROL AMP. SIGNAL CIRCUIT FOR OPEN
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check continuity between thermo control amp. harness connector and BCM harness connector.
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.
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 “DATA MONITOR” ...
A/C indicator
Diagnosis Procedure
1.CHECK SYMPTOM
Check symptom.
A/C indicator dose not turn ON>>GO TO 2.
A/C indicator dose not turn OFF>>GO TO 6.
2.CHECK FUSE
1. Turn ignition switch OFF.
...
Other materials:
Inspection
LEVEL
• Check that the reservoir tank engine coolant level is within the
“MIN” to “MAX” when the engine is cool.
A : MAX
B : MIN
• Adjust the engine coolant level if necessary.
LEAKAGE
• To check for leakage, apply pressure to the cooling system with the
radiator cap tester (commercial ser ...
Diagnosis system (EPS control unit)
Consult-III Function
FUNCTION
CONSULT-III can display each diagnostic item using the diagnostic test modes
shown following.
*: The following diagnosis information is erased by erasing.
• DTC
• Freeze frame data (FFD)
ECU IDENTIFICATION
Displays the part number stored in the control unit.
...
Service data and specifications (SDS
Compressor
Lubricant
Refrigerant
Engine Idling Speed
Refer to EC-449, "Idle Speed".
Belt Tension
Refer to EM-20, "Checking". ...
