2003-2007 Infiniti G35 Automatic Transmission Repair Manual

Infiniti G35 Automatic Transmission Manual: 2003-2007 Documentation-Set

Model-Specs: 2003-2007 Infiniti G35 Coupe // System-Identifier: Automatic Transmission / Transmission Control Module Logic // Model-Specs: 340 HP

Table of Contents Summary

Following OEM groupings, the manual includes:

• A/T Fluid System Procedures
• A/T Control System Components
• On Board Diagnostic (OBD) System Functions
• Trouble Diagnosis for Symptoms
• Wiring Diagrams
• CONSULT-II Functions

Introduction

This manual provides comprehensive documentation for the Infiniti G35 automatic transmission system, covering models from 2003 through 2007. It details essential diagnostic procedures, system schematics, and repair sequences to ensure proper maintenance and functionality. The manual is organized to guide users through various troubleshooting scenarios, offering specific diagnostic items and their corresponding reference pages.

Troubleshooting and Diagnostics

The document thoroughly outlines the troubleshooting process for a wide array of automatic transmission symptoms. It includes detailed diagnostic items and diagnostic procedures for numerous DTCs (Diagnostic Trouble Codes) related to solenoid valves, pressure switches, sensors, and control modules. The troubleshooting sections are designed to systematically identify and resolve issues affecting the transmission's performance, such as shifting problems, slipping, or lack of engagement. It also covers specific symptoms like 'Vehicle Does Not Creep Forward in "D" Position' and 'Vehicle Cannot Be Started From D1'.

System Components and Schematics

Essential components of the A/T system are clearly identified, including the TCM, various sensors (e.g., vehicle speed sensor, engine speed sensor), solenoids, and actuators. Detailed wiring diagrams and circuit schematics are provided to illustrate the complex interconnections within the transmission control system. The 'TCM Input/Output Signal Reference Values' section offers critical data for diagnosing TCM functionality.