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The Complete EV Maintenance Guide

Everything you need to know about maintaining your electric vehicle for peak performance, maximum range, and long-term reliability.

By Healvanna EditorialUpdated January 202415 min read
EV Maintenance

The Good News About EV Maintenance

Electric vehicles require significantly less maintenance than traditional gas-powered cars. No oil changes, no spark plugs, no transmission fluid, and brake pads that last 2-3x longer thanks to regenerative braking. However, EVs do have unique maintenance needs that owners should understand.

The average EV owner saves $800-1,200 per year on maintenance compared to a comparable gas vehicle. But this doesn't mean EVs are maintenance-free. Proper care of your battery, tires, brakes, and cooling system will ensure your EV delivers maximum range and performance for years to come.

Complete Maintenance Checklist

🔋Battery Care

Keep charge between 20-80%

High
Frequency: Daily driving

Avoid regularly charging to 100% or depleting below 20% to maximize battery longevity.

Precondition before fast charging

Medium
Frequency: Before DC fast charging

Use your vehicle's preconditioning feature to warm the battery before arriving at a fast charger.

Avoid extreme temperatures

High
Frequency: Ongoing

Park in shade during summer and garage during winter when possible to reduce thermal stress.

Battery health check

Medium
Frequency: Annually

Have your battery's state of health checked during annual service to track degradation.

🛞Tire Maintenance

Check tire pressure

High
Frequency: Monthly

EVs are heavier than ICE vehicles. Maintain manufacturer-recommended pressure for efficiency and tire life.

Rotate tires

High
Frequency: Every 5,000-7,500 miles

EV torque causes faster front tire wear. Regular rotation extends tire life significantly.

Alignment check

Medium
Frequency: Annually

The weight of EV batteries can affect alignment. Check annually or if you notice uneven wear.

Use EV-specific tires

High
Frequency: When replacing

EV-rated tires handle extra weight and torque while reducing road noise and improving efficiency.

🛑Brake System

Brake fluid check

High
Frequency: Every 2 years

Even with regenerative braking, brake fluid absorbs moisture and needs periodic replacement.

Brake pad inspection

Medium
Frequency: Every 20,000 miles

EV brake pads last 2-3x longer than ICE vehicles due to regenerative braking. Still inspect regularly.

Exercise brakes monthly

Medium
Frequency: Monthly

If you rely heavily on regen braking, occasionally use friction brakes to prevent rotor corrosion.

Caliper service

Low
Frequency: Every 2-3 years

Clean and lubricate caliper slides to prevent seizing from infrequent use.

❄️Cooling System

Coolant level check

High
Frequency: Every 6 months

EVs use coolant for battery thermal management. Low levels can cause charging issues.

Coolant replacement

Medium
Frequency: Every 4-5 years

Follow manufacturer intervals. Battery cooling systems are critical for performance and longevity.

AC system check

Medium
Frequency: Annually

The AC system also helps cool the battery during fast charging and hot weather driving.

💻Software & Electronics

Software updates

High
Frequency: As available

Keep your vehicle updated for the latest features, efficiency improvements, and bug fixes.

12V battery check

High
Frequency: Every 2-3 years

The 12V battery powers accessories and door locks. A dead 12V battery can strand you.

Calibrate sensors

High
Frequency: After windshield replacement

ADAS cameras need recalibration after windshield work. Use certified technicians.

Cabin & Exterior

Cabin air filter

Medium
Frequency: Every 15,000-20,000 miles

EVs with HEPA filters may need more frequent replacement. Check your owner's manual.

Wiper blades

Low
Frequency: Every 6-12 months

Replace when streaking occurs. Quality blades improve visibility and safety.

Wash regularly

Low
Frequency: Every 2 weeks

Keep sensors and cameras clean for proper ADAS function. Avoid automatic car washes.

5 Common EV Maintenance Mistakes

1

Charging to 100% daily

Why it's bad: Accelerates battery degradation. Reserve full charges for long trips.

Solution: Set daily charge limit to 80%

2

Ignoring the 12V battery

Why it's bad: Can leave you stranded even with a full main battery.

Solution: Check every 2-3 years, replace proactively

3

Using regular car washes

Why it's bad: Brushes can damage sensors, paint, and charging ports.

Solution: Hand wash or use touchless washes

4

Skipping tire rotations

Why it's bad: EV torque causes rapid uneven wear, especially on front tires.

Solution: Rotate every 5,000-7,500 miles

5

Neglecting brake maintenance

Why it's bad: Infrequent use causes corrosion and seized calipers.

Solution: Exercise brakes monthly, service calipers

EV vs Gas: Maintenance Cost Comparison

Electric Vehicle

Oil changes$0/year
Brake pads (amortized)$50/year
Tire rotation$80/year
Cabin air filter$50/year
Coolant service (amortized)$40/year
12V battery (amortized)$50/year
Annual Total~$270/year

Gas Vehicle

Oil changes (3x/year)$180/year
Brake pads (amortized)$150/year
Tire rotation$80/year
Air filter + cabin filter$80/year
Transmission fluid (amortized)$60/year
Spark plugs (amortized)$40/year
Annual Total~$590/year

* Estimates based on average usage. Actual costs vary by vehicle and location.

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