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Maintenance / 2024 RAV4 AWD · Automatic (S8) · 4 cyl · 2.5 L · EPA 27/33 mpg city/highway

Spark plugs

Use the engine-specific plug type. Check the service schedule and inspect ignition faults before replacing parts.

← Back to specificationsShop compatible products (1) ↓
IntervalReplace at 120,000 mi or 144 months, whichever first. Do not adjust the iridium plug gap.Verified

01 / Requirements

Configuration-specific service and fitment facts

These sourced values are shared by the specification sheet and the maintenance guides for this exact configuration.

Spark plugs

Spark plug specification
DENSO FC16HR-Q8 Verified
Spark plug gap
0.031 in VerifiedUse the specified iridium plug; do not adjust its gap.

Compatible products (1)

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DENSO 3524 FC16HR-Q8 Iridium Spark Plug

Replacement spark plugs · Buy four individual plugs for this four-cylinder engine. This listing is for one plug, not a four-plug set. Follow Toyota’s replacement interval and tightening procedure; do not adjust the iridium plug gap.

Part number: FC16HR-Q8 · 1 spark plug

Manufacturer details ↗
View product — Amazon.com ↗
Cylinders
4 Verified
Installation
Work on a cooled engine using the specified tightening procedure. Do not adjust a fine-wire plug gap unless its manufacturer explicitly permits it.