Nissan Juke Service and Repair Manual : System
System Description
SYSTEM DIAGRAM
• The multi display unit transmits the operation status of the drive mode switch to other units via CAN communication as the mode signal (refer below).
- NORMAL: ON/OFF
- SPORT: ON/OFF
- ECO: ON/OFF
• Based on the mode signals received from TCM (CVT models) or multi display unit (M/T models) via CAN communication, ECM changes over the throttle position and other characteristics.
• Based on the mode signals received from the multi display unit via CAN communication, TCM changes over the gear shift line and other characteristics.
• Based on the mode signals received from the multi display unit via CAN communication, EPS C/U changes the steering assist characteristic.
• Based on the ECO mode signal received from the multi display unit via CAN communication, the A/C auto amp changes over the set temperature correction.
CONTROL DESCRIPTION
• The drive mode switch in the controller of the multi display unit is used to change over the vehicle mode and thus change the control characteristics for the engine, transmission, steering, and air conditioner.
Function Apply List
• With the NORMAL mode as the base mode, the control of vehicle characteristics is changed over to the following modes.
- SPORT: The control characteristics for the engine, transmission, and steering system are changed so that a sporty feel is created in the driving behavior.
- ECO: The control characteristics for the engine, transmission, and automatic air conditioner are changed to help improve the practical fuel economy
ENGINE, TRANSMISSION, STEERING, AIR CONDITIONER CONTROL
• For details on the engine control, refer to EC-67, "NISSAN DYNAMIC CONTROL SYSTEM : System Description" (MR16DDT) and EC-486, "NISSAN DYNAMIC CONTROL SYSTEM : System Description" (HR16DE).
• For details on the transmission control, refer to TM-341, "NISSAN DYNAMIC CONTROL SYSTEM : System Description".
• For details on the steering control, refer to STC-8, "EPS SYSTEM : System Description".
• For details on the air conditioner control, refer to HAC-24, "ECO Mode Control".
Component parts
Component Parts Location
1. A/C auto amp
Refer to HAC-12, "Component Parts
Location"
2. ECM
Refer to EC-25, "ENGINE CONTROL
SYSTEM :
Component Parts Location"
3. TCM
Ref ...
Handling precaution
NISSAN Dynamic Control System
• The engine torque, engine power, boost pressure, and instantaneous fuel
consumption are provided for
information purposes only. They are not intended to prompt the ...
Other materials:
B2581, B2582 intake sensor
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC is displayed along with DTC U1000, first perform the trouble diagnosis
for DTC U1000. Refer to HAC-
141, "DTC Logic".
• If DTC is displayed along with DTC U1010, first perform the trouble diagnosis
for DTC U1010. HAC-142,
"DTC Log ...
P0657 ECM relay
DTC Logic
DTC DETECTION LOGIC
NOTE:
When IPDM E/R DTC is indicated with DTC P0657, IPDM E/R DTC must be checked
first.
Diagnosis Procedure
1.CHECK GROUND CONNECTION
1. Turn ignition switch OFF.
2. Check ground connection E38. Refer to Ground Inspection in GI-44, "Circuit
Inspection ...
Precaution
Precautions for Suspension
• When installing rubber bushings, the final tightening must be carried out
under unladen conditions with tires
on ground. Spilled oil might shorten the life of rubber bushings. Be sure to
wipe off any spilled oil.
- Unladen conditions mean that fuel, engine coolant ...
