Nissan Juke Service and Repair Manual : P0730 incorrect gear ratio
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
NOTE
:
If “DTC CONFIRMATION PROCEDURE” has been previously performed, always turn
ignition switch
OFF and wait at least 10 seconds before performing the next test.
After the repair, perform the following procedure to confirm the malfunction is eliminated.
1.CHECK DTC DETECTION
With CONSULT-III
1. Turn ignition switch ON.
2. Wait at least 10 consecutive seconds.
3. Select “Self Diagnostic Results” in “TRANSMISSION”.
With GST
Follow the procedure “With CONSULT-III”.
Is “P0740” detected? YES >> Go to TM-215, "Diagnosis Procedure".
NO >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".
Diagnosis Procedure
1. CHECK TORQUE CONVERTER CLUTCH SOLENOID VALVE CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect TCM connector.
3. Check resistance between TCM connector terminal and ground.
Is the inspection result normal? YES >> GO TO 4.
NO >> GO TO 2.
2. CHECK HARNESS BETWEEN TCM AND TORQUE CONVERTER CLUTCH SOLENOID VALVE
1. Disconnect CVT unit harness connector.
2. Check continuity between TCM connector terminal and CVT unit harness connector terminal.
3. If OK, check harness for short to ground and short to power.
4. If OK, check continuity between ground and transaxle assembly.
5. Reinstall any part removed.
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace damaged parts.
3.CHECK TORQUE CONVERTER CLUTCH SOLENOID VALVE
Check torque converter clutch solenoid valve. Refer to TM-216, "Component Inspection".
Is the inspection result normal? YES >> GO TO 4.
NO >> Repair or replace damaged parts.
4.CHECK TCM
Check TCM input/output signals. Refer to TM-164, "Reference Value".
Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".
NO >> Replace the TCM. Refer to TM-280, "Removal and Installation".
Component Inspection
TORQUE CONVERTER CLUTCH SOLENOID VALVE
1.TORQUE CONVERTER CLUTCH SOLENOID VALVE
1. Turn ignition switch OFF.
2. Disconnect CVT unit harness connector.
3. Check resistance between CVT unit harness connector terminal and ground.
Is the inspection result normal? YES >> INSPECTION END
NO >> Replace the transaxle assembly. Refer to TM-301, "Removal and Installation".
P0730 incorrect gear ratio
Description TCM selects the gear ratio using the engine load (throttle position), the primary pulley revolution speed, and the secondary pulley revolution speed as input signal. Then it changes th ...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), b ...Other materials:
Front regulator
Exploded View
1. Front door panel
2. Lower sash (front)
3. Sealing screen
4. Pull handle bracket
5. Front door glass run
6. Front door glass
7. Power window motor
8. Front door regulator assembly
9. Lower sash (rear)
: Vehicle fro
Removal and Installation
REMOVAL
1. Remove the f ...
Draining
WARNING:
• Never remove radiator cap when engine is hot. Serious burns may occur from
high-pressure engine
coolant escaping from radiator.
• Wrap a thick cloth around the radiator cap. Slowly turn it a quarter of a turn
to release built-up pressure.
Then turn it all the way.
1. Connect dr ...
Diagnosis system (BCM) (without intelligent key system)
Description
Air conditioning system performs self-diagnosis, operation check, function
diagnosis, and various settings
using diagnosis function of each control unit.
Common item : consult-III Function (BCM - COMMON ITEM)
APPLICATION ITEM
CONSULT-III performs the following functions via CAN ...