Section 64 (Automatic Transmission Diagnosis - Re4R01A)
WARNING: This page is about a different car, the 2002 Infiniti QX4, 2001 Nissan Pathfinder, and 2001 Infiniti QX4. However, it is still accessible from the selected car via links, so may be relevant.
- Application
- Identification
- Description & Operation
- Introduction
- Fail-Safe
- Electronic Control System
- Transmission Control Module
- Input Devices
- Automatic Speed Control Device Control Unit
- Closed Throttle Position Switch
- Engine Speed Signal
- Overdrive Control Switch
- Park/Neutral Position Switch
- Revolution Sensor
- Stoplight Switch
- Throttle Position Sensor
- Transmission Fluid Temperature Sensor
- Turbine Revolution Sensor
- Vehicle Speed Sensor
- Wide Open Throttle Position Switch
- Output Devices
- Shift Interlock System
- Component Locations
- Trouble Shooting
- Notes
- Preliminary Inspection
- Diagnostic Starting Point
- Symptom Diagnosis
- Notes
- Torque Converter Does Not Lock Up
- Torque Converter Clutch Piston Slip
- Lock-Up Point Too High Or Low
- Excessive Shock When Shifting From "N" To "D" Position
- Excessive Shock During 1-2 Upshift
- Excessive Shock During 2-3 Upshift
- Excessive Shock During 3-4 Upshift
- Release Of Accelerator Pedal Causes Excessive Gear Change Shock During Deceleration
- Upshift Points Too High In All Gears
- Shifts From 1-3; Skips 2
- Shift Points 4-3, 3-2, 2-1 Too High
- No Kickdown From 4th While Depressing Pedal Within Kickdown Speed Or Kickdown Operates While Depressing Pedal In 4th Beyond Kickdown Limit
- Shifts From 2-3 In "2" Position
- Shifts From 1-2 In "1" Position
- Will Not Shift From 4-3
- Will Not Shift 3-2, 4-2, 2-1 Or 3-1
- Will Not Shift 3-2 When Shifting From "D" To "2" Position
- Will Not Shift 2-1 In "1" Position
- No 1-2 Upshift
- No 2-3 Upshift
- No 3-4 Upshift
- Will Not Shift To "D4" With "O/D" Switch On
- Vehicle Will Not Move In "R" Position; Okay In "D", "2" & "1" Positions
- Vehicle Will Not Move In "D" Or "2" Positions; Okay In "1" & "R" Positions
- Vehicle Will Not Move In "1", "2" Or "D" Positions; Okay In "R" Position (Very Poor Acceleration)
- Slips When Accelerating
- Excessive "Creep"
- No "Creep"
- Slips During 1-2 Upshift
- Slips During 2-3 Upshift
- Slips During 3-4 Upshift
- Slips In Downshift From 4-3 With Pedal Depressed
- Slips In Downshift From 4-2 With Pedal Depressed
- Slips In Downshift From 3-2 With Pedal Depressed
- Slips In Downshift From 4-1 Or 3-1 With Pedal Depressed
- Will Not Move In Any Position
- Engine Will Not Start In "P" Or "N" Position
- Engine Will Start In "D", "2", "1" Or "R" Position
- Transmission Noise In "P" & "N" Positions
- Parking Gear Will Not Engage Or Disengage
- Vehicle Moves In "N" Position
- Vehicle Brakes When Shifted To "R" Position
- Engine Dies When Shifted To "R", "D", "2" Or "1" Position
- Vehicle Brakes During 1-2 Upshift
- Vehicle Brakes During 2-3 Upshift
- Vehicle Brakes During 3-4 Upshift
- Poor Acceleration, Cannot Achieve Maximum Speed
- Transmission Noise In "D", "2", "1" & "R" Positions
- No Engine Braking In "1" Position
- Transmission Overheats
- ATF Shoots Out From Filler Tube, White Smoke From Tailpipe
- Offensive Smell At Filler Tube
- Engine Stalls In "R", "D", "2" & "1" Positions
- Clutch & Band Applications
- Performance Tests
- Self-Diagnostic System
- Diagnostic Tests
- DTC P0705: Park/Neutral Position Switch
- DTC P0710: Transmission Fluid Temperature Sensor
- DTC P0720: Revolution Sensor
- DTC P0725: Engine Speed Signal
- DTC P0731: 1ST Gear Function
- DTC P0732: 2ND Gear Function
- DTC P0733: 3RD Gear Function
- DTC P0734: 4TH Gear Function
- DTC P0740: Torque Converter Clutch Solenoid Valve
- DTC P0744: Torque Converter Clutch Solenoid Valve Function
- DTC P0745: Line Pressure Solenoid Valve
- DTC P0750: Shift Solenoid Valve "A"
- DTC P0755: Shift Solenoid Valve "B"
- DTC P1705: Throttle Position Sensor
- DTC P1760: Overrun Clutch Solenoid Valve
- Circuit Tests
- Component Tests
- Connector Identification
- Pin Voltage Tests
- Wiring Diagrams