A focused mechanic working on a component at the workbench in an auto shop

Floorjack Auto Repair · Phoenix, AZ

ENGINE DIAGNOSTICS & REPAIR

When a warning light appears on your dashboard, it's your car's way of asking for help before a minor glitch becomes a major breakdown. Modern engines are complex, relying on dozens of sensors to manage fuel, air, and emissions. At **FJS Auto Repair**, we use state-of-the-art scanning equipment to communicate with your vehicle's computer and pinpoint the exact source of the problem. Whether you're dealing with a rough idle, poor gas mileage, or a failed emissions test, we provide the accurate diagnosis and repairs needed to restore your engine's peak performance and reliability.

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What’s Included

  • Check Engine Light Diagnostics
  • Computerized Engine Scanning
  • Spark Plug & Ignition Coil Service
  • Fuel Injector Cleaning & Repair
  • Mass Airflow Sensor (MAF) Service
  • Oxygen (O2) Sensor Replacement
  • Timing Belt & Chain Replacement
  • Valve Cover Gasket Repair
  • Engine Mount Replacement
  • Cylinder Head & Gasket Repair
  • Emissions & Smog System Repair
  • Variable Valve Timing (VVT) Service

American First Finance

Repair Now, Pay Later

Don’t let a sudden repair bill stall your life. We’ve partnered with American First Finance to offer flexible payment solutions with high approval rates, even if your credit isn’t perfect. Get your vehicle back on the road today with a plan that fits your budget.

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  1. 01

    Brake & Chassis Service

    You often won't notice your brakes weakening, but constant friction and heat eventually exhaust your pads and rotors. From trapped air to aging hardware, FJS Auto Repair restores your vehicle's stopping performance. Stay safe on the road, visit us now for a comprehensive brake check before a small issue becomes dangerous.

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  2. 03

    Tire & Wheel Alignment

    Selecting the perfect tires is a critical safety investment. At FJS, we streamline the experience by providing expert guidance, flexible financing, and precision installation. From all-season reliability to rugged all-terrain grip, we ensure your vehicle is equipped for maximum traction, improved fuel economy, and total peace of mind.

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  3. 04

    Cooling System & AC Service

    An overheated engine is a direct threat to your vehicle's survival. More than just a roadside inconvenience, high temperatures signal a failing radiator or cooling system. Left unaddressed, these issues cause catastrophic engine failure, including warped heads and blown gaskets. FJS Auto Repair provides expert cooling and AC services to keep you and your engine cool.

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  4. 05

    Battery & Electrical Systems

    Is it a dead battery or a failing alternator? That rapid clicking sound indicates your electrical system lacks the voltage to crank the engine. Accurate testing is vital to avoid wasting money on the wrong parts. At FJS Auto Repair, we diagnose your charging system to ensure a reliable start every time.

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  5. 06

    Maintenance & Oil Changes

    Regular maintenance is the foundation of vehicle longevity. From full synthetic oil changes to transmission flushes, consistent care prevents premature wear and costly breakdowns. At FJS Auto Repair, we follow factory-recommended schedules to keep your engine lubricated, your fluids clean, and your manufacturer's warranty fully protected for years to come.

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Book Your Service Today

Tell us what the vehicle's doing and we'll get it on the schedule. You hear the price before any work starts. No surprises on the invoice.