G25

Infiniti G25 – OEM Factory Repair & Service Manual PDFs

The Infiniti G25 is a luxury sport sedan designed to deliver balanced performance, refined driving dynamics, and advanced Infiniti technology. Powered by the 2.5L VQ25HR V6 engine, paired with rear-wheel drive (RWD) or Intelligent All-Wheel Drive (AWD) and a 7-speed automatic transmission, the G25 requires authentic Infiniti OEM factory repair manuals for accurate diagnostics and professional servicing.

Our store supplies Infiniti G25 factory repair and service manuals in high-resolution, fully searchable PDF format, providing dealer-level repair procedures, official wiring diagrams, and step-by-step diagnostics used by Infiniti-certified technicians.

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G25 Platform & Vehicle System Overview

The Infiniti G25 was engineered as an entry-level luxury performance sedan within the G-Series lineup, featuring:

• 2.5L VQ25HR DOHC V6 engine

• 7-speed automatic transmission

• Rear-wheel drive (RWD) and Intelligent AWD

• Electronic throttle control system

• Vehicle Dynamic Control (VDC) and traction systems

• Independent sport-tuned suspension

Due to the vehicle’s integrated electronic and mechanical systems, only Infiniti factory manuals provide the correct specifications, diagnostic workflows, and approved repair procedures.

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VQ25HR Engine Diagnostics & Fuel Systems

Infiniti G25 OEM manuals include complete coverage for:

• VQ25HR V6 engine diagnostics and fault analysis

• Electronic fuel injection system testing

• Ignition system calibration and repair

• Variable valve timing control (VVEL) servicing

• Cooling system maintenance and radiator replacement

• Intake, exhaust, and emissions system diagnostics

• EVAP system, oxygen sensors, and catalytic converters

• Engine removal, teardown, and reinstallation procedures

Essential for maintaining smooth V6 performance, fuel efficiency, and long-term reliability.

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Automatic Transmission & AWD Drivetrain Service

Factory service manuals provide detailed procedures for:

• 7-speed automatic transmission diagnostics

• TCM communication and shift logic testing

• Transmission fluid service and adaptation reset

• Torque converter inspection and replacement

• AWD transfer case and differential servicing

• Driveshaft, axle, and CV joint repair

Ensures smooth shifting, drivetrain durability, and factory-correct operation.

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Electrical Systems & OEM Wiring Diagrams

Infiniti G25 factory manuals include:

• Complete OEM wiring diagrams

• CAN-Bus network architecture

• ECU, TCM, ABS, SRS, and HVAC schematics

• Connector pinouts with voltage and resistance values

• Fuse box layouts and relay identification

• Grounding locations and diagnostic flowcharts

Critical for accurate electrical troubleshooting and advanced diagnostics.

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Suspension, Steering & Brake Systems

G25 OEM manuals provide full coverage for:

• Independent front and rear suspension servicing

• Electronic power steering diagnostics and calibration

• ABS, traction control, and stability system repair

• Brake rotor, pad, and caliper replacement

• Hydraulic brake bleeding procedures

• Factory alignment specifications and torque values

Designed to preserve sport handling, ride comfort, and braking performance.

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Interior, HVAC, Safety & Body Repair

Infiniti factory manuals also cover:

• Automatic climate control system diagnostics

• Air conditioning refrigerant recovery and recharge

• Airbag and SRS safety system servicing

• Power seats, memory functions, and infotainment wiring

• Interior trim, dashboard, and console removal

• Exterior body panels, paint preparation, and corrosion inspection

Ideal for luxury interior maintenance, electrical repairs, and collision restoration.