P2816

Q: Can I keep driving with this code?

The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical. Use the Wrenchify app for a full diagnosis specific to your vehicle.

Pressure Control Solenoid H

High severity

A general fault in pressure control solenoid H. Detected via electrical resistance, response to commanded duty cycle, or downstream pressure measurement.

Common causes

Aged solenoid coil resistance drift
One of the most commonly reported causes for this code — check this first.
high
Typical part cost: $330-2750
Worn valve body bore around the solenoid
A plausible cause — test and verify before replacing parts.
medium
Typical part cost: $330-2750
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First things to check

1Confirm the code with a scan tool and check for additional related codes.
2Inspect the relevant sensors, wiring, and connectors for damage or corrosion.

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Related codes

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Frequently asked questions

What does P2816 mean?

P2816 means "Pressure Control Solenoid H". It is a generic OBD-II code that points to a fault in the auxiliary emission controls.

What are the most common causes of P2816?

aged solenoid coil resistance drift; worn valve body bore around the solenoid — these are the most commonly reported causes. Verify with a proper diagnosis before replacing parts, or use the Wrenchify app for a vehicle-specific diagnosis.

Can I keep driving with this code?

This code can put the vehicle into limp or reduced-power mode. Avoid extended driving and have the vehicle diagnosed promptly. Use the Wrenchify app for a full diagnosis specific to your vehicle.

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