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:
P0744 torque converter
Description
This malfunction is detected when the torque converter clutch does not
lock-up as instructed by the TCM. This
is not only caused by electrical malfunction (circuits open or shorted), but
also by mechanical malfunction such
as control valve sticking, improper solenoid valve operati ...
Precaution Necessary for Steering Wheel Rotation after Battery Disconnect
NOTE:
• Before removing and installing any control units, first turn the ignition
switch to the LOCK position, then disconnect
both battery cables.
• After finishing work, confirm that all control unit connectors are connected
properly, then re-connect both
battery cables.
• Always use CONS ...
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT
PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”,
used along
with a front seat belt, helps to reduce the risk or severity of injury to the
driver and front passenger for certain
types of collision. Information necessary to service the system safely is
include ...