2004 Nissan Frontier Shop Manual
This manual covers the 2004 Nissan Frontier, including detailed procedures for the Automatic Transmission. PN 31570.
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Nissan Models Covered & Key Technical Specifications
Nissan Frontier Automatic Transmission Manual: 2004 Edition
This document provides comprehensive information for the 2004 Nissan Frontier Automatic Transmission, including detailed procedures for its various components. The manual covers everything from initial precautions to final adjustments.
Technical Specifications
- Factory Overhaul Data: 49X11 represents the transmission model code.
- Essential Component Overview: The Automatic transmission model is RL4R01A.
- Primary Component Breakdown: The transmission gear ratio includes 1st at 2.785, 2nd at 1.545, Top at 1.000, O/D at 0.694, and Reverse at 2.272.
- General System Information: The total end play, designated as T1, ranges from 0.25 - 0.55 mm (0.0098 - 0.0217 in).
- Approved Fluid Specifications: Nissan Matic "D" or Genuine Nissan Automatic Transmission Fluid is recommended for optimal performance.
- Approved Maintenance Procedures: Maintenance procedures are outlined to ensure optimal performance.
Covered Systems and Procedures
This manual meticulously documents the entire Automatic Transmission system, from basic precautions to intricate overhaul procedures. It details the clutch and brake functions, including specific engagement conditions for various gears and throttle positions. Diagnostic procedures for common transmission issues, such as shift shocks and slippage, are thoroughly explained, referencing specific diagnostic items and potential causes. Furthermore, the manual provides essential service data and specifications, including torque values, clearances, and fluid capacities, crucial for accurate repairs and adjustments.
Nissan Manual Features & Content Preview
Nissan Frontier Automatic Transmission Manual: 2004 Edition
Asset-ID: 31570 // Diagnostic-Area: Automatic Transmission / RL4R01A Logic // Asset-ID: 49X11.
Systems Overview
This manual provides a detailed breakdown of the 2004 Nissan Frontier's Automatic Transmission system. It includes comprehensive sections on preparations, covering special service tools and general system overviews with circuit and wiring diagrams. The trouble diagnosis section is extensive, offering basic inspection procedures like fluid checks and stall tests, alongside general diagnostic descriptions and symptom charts to help pinpoint issues. It also details diagnostic procedures for specific DTCs (Diagnostic Trouble Codes) related to solenoids, sensors, and circuit malfunctions.
Key Procedures and Components
The on-vehicle service section covers essential maintenance and adjustments, including control valve assembly removal, rear oil seal replacement, parking components inspection, and governor valve service. Specific adjustments like throttle wire and park/neutral position switch adjustments are also detailed. The removal and installation procedures are clearly outlined, guiding the user through detaching and refitting the transmission assembly. A critical part of the manual is the overhaul section, which provides exploded views and step-by-step instructions for disassembling, inspecting, and assembling major transmission components such as the oil pump, control valve assemblies, clutches, and brakes. This systematic approach ensures that all aspects of the transmission's internal workings are covered for complete refurbishment or repair.
Torque Specifications and Adjustments
Detailed torque specifications for various bolts and components are provided throughout the manual, ensuring proper assembly and preventing damage. The manual also documents crucial adjustment procedures, such as the total end play and reverse clutch end play, which are vital for the correct operation of the transmission. Torque specifications for anchor end pins are also specified to ensure correct brake band adjustment. The manual specifies torque values for rear plate bolts and transmission securing bolts, critical for a safe and effective installation.
Table of Contents Summary
- Service Data and Specifications (SDS)
- Accumulator O-ring
- Clutch and Brakes
- Shift Schedule
- Torque Converter Service
- Stall Revolution
- Line Pressure
- Governor Pressure
- Reverse Clutch Drum End Play
- Parking Gear
- Forward Clutch
- Overrun Clutch
- Low & Reverse Brake
- Forward Clutch Drum Assembly
- Rear Internal Gear and Forward Clutch Hub
- Band Servo Piston Assembly
- Parking Pawl Components
- Assembly (1)
- Assembly (2)
- Adjustment
This manual documents torque specifications for various components to ensure proper assembly and structural misalignment prevention.
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