Index Manuals Nissan Murano Z50 (2006 year) - Service and Repair Manual
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Nissan Murano Z50 (2006 year). Manual - part 56
CVT-1
CVT
C TRANSMISSION/TRANSAXLE
CONTENTS
D
E
F
G
H
I
J
K
L
M
SECTION
A
B
Revision: 2006 August
2006 Murano
INDEX FOR DTC ........................................................ 6
Alphabetical Index .................................................... 6DTC No. Index ......................................................... 7
PRECAUTIONS .......................................................... 8
Precautions for Supplemental Restraint System (SRS) “AIR BAG” and “SEAT BELT PRE-TEN-SIONER” .................................................................. 8Precautions for Procedures without Cowl Top Cover
..... 8
Precautions Necessary for Steering Wheel Rotation After Battery Disconnect .......................................... 8
OPERATION PROCEDURE ................................. 8
Precautions for On Board Diagnostic (OBD) System of CVT and Engine ................................................... 9Precautions for TCM and CVT Assembly Replace-ment ......................................................................... 9
EEPROM ERASING PATTERNS .......................... 9METHOD FOR ERASING THE EEPROM IN THE TCM ...................................................................... 9METHOD FOR WRITING DATA FROM THE ROM ASSEMBLY IN THE TRANSAXLE ............ 10CHECK METHOD ............................................... 10
Removal and Installation Procedure for CVT Unit Connector ............................................................... 10
REMOVAL ........................................................... 10INSTALLATION ................................................... 10
Precautions .............................................................11Service Notice or Precautions ................................ 12
CVT FLUID COOLER SERVICE ......................... 12OBD-II SELF-DIAGNOSIS .................................. 12
PREPARATION ......................................................... 13
Special Service Tools ............................................. 13Commercial Service Tools ...................................... 14
CVT FLUID ............................................................... 15
Checking CVT Fluid ............................................... 15
FLUID LEVEL CHECK ........................................ 15
Changing CVT Fluid ............................................... 16CVT Fluid Cooler Cleaning .................................... 17
CVT FLUID COOLER CLEANING PROCEDURE
... 17
CVT FLUID COOLER DIAGNOSIS PROCE-
DURE .................................................................. 18CVT FLUID COOLER INSPECTION PROCE-DURE .................................................................. 19CVT FLUID COOLER FINAL INSPECTION ........ 19
CVT SYSTEM ............................................................ 20
Cross-sectional View - RE0F09A ........................... 20Control System ....................................................... 21Hydraulic Control System ....................................... 22TCM Function ......................................................... 23
CONTROL SYSTEM OUTLINE .......................... 23CONTROL SYSTEM DIAGRAM ......................... 23
CAN Communication .............................................. 24
SYSTEM DESCRIPTION .................................... 24
Input/Output Signal of TCM .................................... 24Line Pressure and Secondary Pressure Control .... 25
NORMAL CONTROL .......................................... 25FEEDBACK CONTROL ...................................... 25
Shift Control ............................................................ 25
“D” POSITION ..................................................... 26“S” POSITION (WITHOUT MANUAL MODE) ...... 26“L” POSITION (WITHOUT MANUAL MODE) ...... 26“M” POSITION ..................................................... 26DOWNHILL ENGINE BRAKE CONTROL (AUTO ENGINE BRAKE CONTROL) .............................. 26ACCELERATION CONTROL .............................. 26
Lock-up and Select Control .................................... 27
TORQUE CONVERTER CLUTCH AND SELECT CONTROL VALVE CONTROL ............................ 27
Control Valve .......................................................... 28
FUNCTION OF CONTROL VALVE ..................... 28
ON BOARD DIAGNOSTIC (OBD) SYSTEM ............ 29
Introduction ............................................................. 29OBD-II Function for CVT System ........................... 29One or Two Trip Detection Logic of OBD-II ............ 29
ONE TRIP DETECTION LOGIC ......................... 29TWO TRIP DETECTION LOGIC ......................... 29
OBD-II Diagnostic Trouble Code (DTC) ................. 29
HOW TO READ DTC AND 1ST TRIP DTC ......... 29HOW TO ERASE DTC ........................................ 30HOW TO ERASE DTC (WITH CONSULT-II) ....... 31