Drive with caution — fix soon.
This code means the A/C refrigerant pressure sensor is reporting a value outside the expected range for the system's operating conditions. It's commonly caused by a failing pressure sensor, wiring problems, or an incorrect refrigerant charge. A technician will check the sensor signal and refrigerant pressure, then replace the sensor or correct the charge as needed.
$120 – $400
Varies by vehicle and root cause.
Yes. This code only affects the air conditioning system, so the car is safe to drive. The main inconvenience is that your A/C may cool poorly or shut off.
Repairs generally cost between $120 and $400. A new pressure sensor is usually affordable, while refrigerant service or wiring repairs can raise the total.
It's a low-to-moderate concern. It doesn't threaten the engine, but it can leave you without dependable air conditioning, which is worth fixing for comfort in warm weather.
Yes. If the refrigerant charge is too low or too high, the pressure sensor may read outside its expected range and set this code. Correcting the charge sometimes resolves it without replacing the sensor.