Nissan Juke Service and Repair Manual : P1650 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 SIGNAL CIRCUIT FOR OPEN AND SHORT-I
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 5.
NO >> GO TO 4.
4.DETECT MALFUNCTIONING PART
Check the following.
• Harness for open or short between thermoplunger control unit and ECM.
>> Repair open circuit or short to ground or short to power in harness or connectors.
5.CHECK THERMOPLUNGER CONTROL UNIT SIGNAL CIRCUIT FOR OPEN AND SHORT-II
1. Disconnect thermoplunger harness connector.
2. Check the continuity between thermoplunger control unit harness connector and thermoplunger harness connector.

3. Also check harness for short to ground and short to power.
Is the inspection result normal? YES >> GO TO 6.
NO >> Repair open circuit or short to ground or short to power in harness or connectors.
6.CHECK THERMOPLUNGER
Refer to EC-994, "Component Inspection".
Is the inspection result normal? YES >> GO TO 7.
NO >> Replace malfunctioning Thermoplunger.
7.CHECK INTERMITTENT INCIDENT
Refer to GI-42, "Intermittent Incident".
Is the inspection result normal? YES >> Replace thermoplunger control unit.
NO >> Repair or replace.
Component Inspection
1.CHECK THERMOPLUNGER
1. Turn ignition switch OFF.
2. Disconnect thermoplunger harness connector.
3. Check resistance between thermoplunger terminals as follows.

Is the inspection result normal? YES >> INSPECTION END
NO >> Replace malfunctioning thermoplunger.
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 ...
P2002 diesel particulate filter
DTC Logic
DTC DETECTION LOGIC
Diagnosis Procedure
1.CHECK DIESEL PARTICULATE FILTER
Refer to EC-995, "Component Inspection".
OK or NG
OK >> INSPECTION END
NG >> GO TO ...
Other materials:
Steering switch signal B circuit
Description
Transmits the steering switch signal to audio unit.
Diagnosis Procedure
1.CHECK STEERING SWITCH SIGNAL B CIRCUIT
1. Disconnect audio unit connector and spiral cable connector.
2. Check continuity between audio unit harness connector and spiral cable
harness connector.
3. Check ...
B210C starter control relay
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B210C is displayed with DTC U1000, first perform the trouble diagnosis
for DTC U1000. Refer to
PCS-30, "DTC Logic".
• When IPDM E/R power supply voltage is low (Approx. 7 - 8 V for about 1
second), the DTC B210C may be
detected.
...
IGN off interlock door unlock function does not operate
Diagnosis Procedure
1.CHECK “AUTOMATIC LOCK/UNLOCK SELECT” SETTING IN “WORK SUPPORT”
1. Select “DOOR LOCK” of “BCM” using CONSULT-III.
2. Select “AUTOMATIC LOCK/UNLOCK SELECT” in “WORK SUPPORT” mode.
3. Check “AUTOMATIC LOCK/UNLOCK SELECT” in “WORK SUPPORT”.
Re ...
