Nissan Juke Service and Repair Manual : 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.
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.
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 ...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 ...Other materials:
P0506 ISC system
Description
The ECM controls the engine idle speed to a specified level through the fine
adjustment of the air, which is let
into the intake manifold, by operating the electric throttle control actuator.
The operating of the throttle valve is
varied to allow for optimum control of the engine ...
Removal and installation
IPDM E/R
Exploded View
1. IPDM E/R cover A
2. IPDM E/R
3. IPDM E/R cover B
Removal and Installation
CAUTION:
IPDM E/R integrated relays are not serviceable parts, and must not be removed
from the unit.
REMOVAL
1. Remove battery.
2. Press and expand pawls (A) on lateral side of IPDM E ...
Magnet clutch
Component Function Check
1.CHECK MAGNET CLUTCH OPERATION
Perform auto active test of IPDM E/R. Refer to PCS-12, "Diagnosis
Description" (with Intelligent Key) or PCS-
43, "Diagnosis Description" (without Intelligent Key).
Does it operate normally?
YES >> INSPECTION ...