Nissan Juke Service and Repair Manual : P1641 thermoplunger control unit
DTC Logic
DTC DETECTION LOGIC

Diagnosis Procedure
1.CHECK THERMOPLUNGER CONTROL UNIT POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect thermoplunger control unit harness connector.
3. Check the voltage between thermoplunger control unit harness connector and ground.

Is the inspection result normal? YES >> GO TO 3.
NO >> GO TO 2.
2.DETECT MALFUNCTIONING PART
Check the following.
• 100A fusible link (letter B) • Harness for open and short between thermoplunger control unit and battery
>> Repair open circuit or short to ground or short to power in harness or connectors.
3.CHECK THERMOPLUNGER CONTROL UNIT GROUND CIRCUIT FOR OPEN AND SHORT
1. Disconnect ECM harness connector.
2. Check the continuity between thermoplunger control unit harness connector and ECM harness connector.

3. Also check harness for short to ground and short to power.
Is the inspection result normal? YES >> GO TO 4.
NO >> Repair open circuit or short to ground or short to power in harness or connectors.
4.CHECK INTERMITTENT INCIDENT
Refer to GI-42, "Intermittent Incident", ???INCIDENT SIMULATION TESTS??? and ???GROUND INSPECTION???.
Is the inspection result normal? YES >> Replace thermoplunger control unit.
NO >> Repair or replace.
P1632 fuel cut off valve
DTC Logic
DTC DETECTION LOGIC
Diagnosis Procedure
1.CHECK FUEL CUT OFF VALVE POWER SUPPLY CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect fuel cut off valve harness connec ...
P1642 thermoplunger control unit
DTC Logic
DTC DETECTION LOGIC
Diagnosis Procedure
1.CHECK THERMOPLUNGER CONTROL UNIT POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect thermoplunger control unit harness connector ...
Other materials:
Precaution for On Board Diagnosis (OBD) System of CVT and Engine
The ECM has an on board diagnostic system. It will light up the malfunction
indicator (MI) to warn the driver of
a malfunction causing emission deterioration.
CAUTION:
• Be sure to turn the ignition switch OFF and disconnect the battery cable from
the negative terminal
before any repair or ...
Component parts
Component Parts Location
1. Combination meter
2. Intelligent Key warning buzzer
3. Push-button ignition switch
4. Inside key antenna (instrument center)
5. TCM
Refer to TM-133, "CVT CONTROL
SYSTEM : TCM" (RE0F10B models)
or TM-316, "CVT CONTROL SYSTEM
: TCM" (RE0F11 ...
General Specification
CAUTION:
• Use only Genuine NISSAN CVT Fluid NS-2. Never mix with other fluid.
• Using CVT fluid other than Genuine NISSAN CVT Fluid NS-2 will deteriorate in
driveability and CVT durability, and may damage
the CVT, which is not covered by the warranty.
*1: Refer to MA-13, "Fluids and Lu ...
