Is it safe to drive with a P0443 code?

Severity is low. Address P0443 sooner rather than later — driving with an active check engine light can worsen the problem or void emissions warranties.

How much does it cost to fix P0443?

Repair costs for P0443 typically range from $30 to $300 in the US, depending on the underlying cause. The most common fix is: Failed purge solenoid (open coil).

What are the symptoms of P0443?

CEL. No drivability impact typically.

Check Engine Code

P0443

EVAP Purge Control Valve Circuit Malfunction

Severity: low DIY difficulty: 2/5 Typical cost: $30–$300

Last updated April 30, 2026

What P0443 means

Wiring/control fault to the purge valve. Different from P0441 (flow), P0443 is the electrical side.

Vehicle-specific P0443 guides

P0443 can mean different things on different vehicles. Pick your make for engine-family specifics:

P0443 on Chevy →

Symptoms

CEL
No drivability impact typically

Likely causes (most common first)

Failed purge solenoid (open coil)
Damaged wiring
Bad connector
Blown fuse

Can I keep driving?

Low — mostly emissions/economy

Typical repair cost

DIY fixes can start near $30 (parts only). Shop repairs for P0443 typically run up to $300 depending on the underlying cause and vehicle. Start with the most common cause — Failed purge solenoid (open coil) — before throwing parts at it.

Recommended parts & tools for P0443

Our buyer’s guides cover the tools and parts that pair with AXLY:

Browse all car gear →

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Related codes

P0441P0444P0445

Confirm P0443 yourself in 60 seconds

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