2004 Nissan Altima L31 series AT Automatic Transaxle manual

Table of contents

1. Trouble Diagnosis - Index

• Alphabetical & P No. Index for DTC

2. Precautions

• Precautions for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER"
• Precautions for OnBoard Diagnostic (OBD) System of A/T and Engine
• Precautions
• Service Notice or Precautions
• Wiring Diagrams and Trouble Diagnosis

3. Preparation

• Special Service Tools
• Commercial Service Tools

4. Overall System

• A/T Electrical Parts Location
• Circuit Diagram
• Cross-Sectional View
• Hydraulic Control Circuit
• Shift Mechanism
• Control System
• Control Mechanism
• On Board Diagnostic System Description

5. On Board Diagnostic System Description

• Introduction
• OBD-II Function for A/T System
• One or Two Trip Detection Logic of OBD-II
• OBD-II Diagnostic Trouble Code (DTC)
• Malfunction Indicator Lamp (MIL)
• CONSULT-II
• Diagnostic Procedure Without CONSULT-II

6. Trouble Diagnosis - Introduction

• Introduction
• Work Flow

7. Trouble Diagnosis - Basic Inspection

• A/T Fluid Check
• A/T Fluid Cooler Cleaning
• Line Pressure Test
• Stall Test
• Road Test

8. Trouble Diagnosis - General Description

• Symptom Chart
• TCM Terminals and Reference Value
• CAN Communication

9. Trouble Diagnosis for Power Supply

• Wiring Diagram — AT — MAIN
• Diagnostic Procedure

10. DTC P0705 Park/Neutral Position Switch

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure
• Wiring Diagram — AT — PNP/SW
• Diagnostic Procedure

11. DTC P0710 A/T Fluid Temperature Sensor Circuit

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure
• Wiring Diagram — AT — FTS
• Diagnostic Procedure

12. DTC P0720 Vehicle Speed Sensor-A/T (Revolution Sensor)

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure
• Wiring Diagram — AT — VSS/AT
• Diagnostic Procedure

13. DTC P0725 Engine Speed Signal

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure
• Wiring Diagram — AT — ENGS
• Diagnostic Procedure

14. DTC P0731 A/T 1st Gear Function

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure
• Wiring Diagram — AT — 1ST
• Diagnostic Procedure

15. DTC P0732 A/T 2nd Gear Function

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure
• Wiring Diagram — AT — 2ND
• Diagnostic Procedure

16. DTC P0733 A/T 3rd Gear Function

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure
• Wiring Diagram — AT — 3RD
• Diagnostic Procedure

17. DTC P0734 A/T 4th Gear Function

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure
• Wiring Diagram — AT — 4TH
• Diagnostic Procedure

18. DTC P0740 Torque Converter Clutch Solenoid Valve

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure
• Wiring Diagram — AT — TCV
• Diagnostic Procedure

19. DTC P0744 A/T TCC S/V Function (Lock-Up)

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure
• Wiring Diagram — AT — TCCSIG
• Diagnostic Procedure

20. DTC P0745 Line Pressure Solenoid Valve

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure
• Wiring Diagram — AT — LPSV
• Diagnostic Procedure

21. DTC P0750 Shift Solenoid Valve A

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure
• Wiring Diagram — AT — SSV/A
• Diagnostic Procedure

22. DTC P0755 Shift Solenoid Valve B

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure
• Wiring Diagram — AT — SSV/B
• Diagnostic Procedure

23. DTC P1705 Throttle Position Sensor (Accelerator Pedal Position (APP) Sensor)

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure
• Wiring Diagram — AT — TPS
• Diagnostic Procedure

24. DTC P1760 Overrun Clutch Solenoid Valve

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure
• Wiring Diagram — AT — OVRSCS
• Diagnostic Procedure

25. DTC U1000 CAN Communication Line

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure
• Wiring Diagram — AT — CAN
• Diagnostic Procedure

26. DTC BATT/FLUID TEMP SEN (A/T Fluid Temperature Sensor Circuit and TCM Power Source)

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure
• Wiring Diagram — AT — BA/FTS
• Diagnostic Procedure

27. DTC Vehicle Speed Sensor MTR

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure
• Wiring Diagram — AT — VSSMTR
• Diagnostic Procedure

28. DTC Turbine Revolution Sensor

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure
• Wiring Diagram — AT — TRS/AT
• Diagnostic Procedure

29. DTC Control Unit (RAM), Control Unit (ROM)

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure

30. DTC Control Unit (EEP ROM)

• Description
• On Board Diagnosis Logic
• Possible Cause
• Diagnostic Trouble Code (DTC) Confirmation Procedure

31. Trouble Diagnosis for Symptoms

• Wiring Diagram — AT — NONDTC
• A/T Check (Position) Indicator Lamp Does Not Come On
• Engine Cannot Be Started in P and N Position
• In P Position, Vehicle Moves Forward or Backward When Pushed
• In N Position, Vehicle Moves Forward
• Large Shock, N -> R Position
• Vehicle Does Not Creep Backward in R Position
• Vehicle Moves Forward in D, 3, 2 or 1 Position
• Vehicle Cannot Be Started From D1
• A/T Does Not Shift: D1 -> D2 or Does Not Kickdown: D4 -> D2
• A/T Does Not Shift: D2 -> D3
• A/T Does Not Shift: D3 -> D4
• A/T Does Not Perform Lock-Up
• A/T Does Not Hold Lock-Up Condition
• Lock-Up is Not Released
• Engine Speed Does Not Return to Idle (Light Braking D4 -> D3)
• Vehicle Does Not Start From D1
• A/T Does Not Shift: D4 -> 3, When A/T Selector Lever D -> 3
• A/T Does Not Shift: 33 -> 22, When Selector Lever 3 -> 2 Position
• A/T Does Not Shift: 22 -> 11, When Selector Lever 2 -> 1 Position
• Vehicle Does Not Decelerate By Engine Brake
• TCM Self-Diagnosis Does Not Activate (PNP & 3 Position Switches Circuit Checks), and Throttle Position Sensor (Accelerator Pedal Position (APP) Sensor) Circuit Check

32. A/T Shift Lock System

• Description
• Shift Lock System Electrical Parts Location
• Wiring Diagram — SHIFT
• Shift Lock Control Unit Reference Values
• Component Inspection

33. Shift Control System

• Control Device
• Control Cable
• Control Device
• Control Cable

34. On-Vehicle Service

• Control Valve Assembly and Accumulators
• Revolution Sensor Replacement
• Turbine Revolution Sensor Replacement
• Park/Neutral Position (PNP) Switch Adjustment
• Control Cable Adjustment

35. Air Breather Hose

• Air Breather Hose - Air Duct Side
• Air Breather Hose - Transaxle Side

36. Removal and Installation

• Removal
• Installation

37. Overhaul

• Components
• Oil Channel
• Locations of Adjusting Shims, Needle Bearings, Thrust Washers and Snap Rings

38. Disassembly

• Disassembly

39. Repair for Component Parts

• Manual Shaft
• Oil Pump
• Control Valve Assembly
• Control Valve Upper Body
• Control Valve Lower Body
• Reverse Clutch
• High Clutch
• Forward and Overrun Clutches
• Low & Reverse Brake
• Rear Internal Gear, Forward Clutch Hub and Overrun Clutch Hub
• Output Shaft, Idler Gear, Reduction Pinion Gear and Bearing Retainer
• Band Servo Piston Assembly
• Final Drive

40. Assembly

• Assembly (1)
• Adjustment (1)
• Assembly (2)
• Adjustment (2)
• Assembly (3)

41. Service Data and Specifications (SDS)

• General Specifications
• Shift Schedule
• Stall Revolution
• Line Pressure
• Control Valves
• Accumulator
• Clutch and Brakes
• Final Drive
• Planetary Carrier and Oil Pump
• Input Shaft
• Reduction Pinion Gear
• Band Servo
• Output Shaft
• Bearing Retainer
• Total End Play
• Reverse Clutch End Play
• Removal and Installation
• Shift Solenoid Valves
• Solenoid Valves
• A/T Fluid Temperature Sensor
• Revolution Sensor
• Dropping Resistor
• Turbine Revolution Sensor

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