Nissan Juke Service and Repair Manual : 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.
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
Is the inspection result normal? YES >> Replace thermoplunger control unit.
NO >> Repair or replace.
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 ...
P1643 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:
Rear door lock
Exploded View
1. Outside handle assembly
2. Rear door sealing screen
3. Door lock assembly
4. TORX bolt
5. Inside handle
: Clip
: Pawl
: Vehicle front
: Do not reuse
: N·m (kg-m, in-lb)
: Body grease
Door lock
DOOR LOCK : Removal and Installation
REMOVAL
1. Remove rear door glass ...
NISSAN Vehicle Immobilizer System
The NISSAN Vehicle Immobilizer System will not allow the engine to start without
the use of the registered key.
If the engine fails to start using the registered key, it may be due to interference
caused by another registered key, an automated toll road device or automated payment
device on t ...
A/C auto AMP.
Reference Value
CONSULT-III DATA MONITOR REFERENCE VALUES
*: “DUTY” is displayed, but voltage is indicated. Or unit is not displayed
but unit is (V).
TERMINAL LAYOUT
PHYSICAL VALUES
Fail-safe
FAIL-SAFE FUNCTION
If a communication error exists between the A/C auto amp. and multi disp ...
