OBD Guide

P1445

Purge Flow Sensor Circuit High Condition

P1445 is an OBD-II diagnostic trouble code meaning: Purge Flow Sensor Circuit High Condition. Common causes: evap purge sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Check Engine light comes on
  • Increased fuel consumption
  • Problems starting the engine
  • Unstable engine idling
  • Dips during acceleration

Causes

  • EVAP purge sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • EVAP purge valve malfunction
  • Problems with the engine control unit

How to Fix

  1. Check the integrity of the purge sensor circuit
  2. Inspect connectors and contacts for oxidation
  3. Check the resistance of the purge sensor
  4. Test the operation of the EVAP purge valve
  5. If necessary, replace the purge sensor

Related codes

Error P1445 by Vehicle Brand

FAQ

What does the P1445 code mean?

P1445 is an OBD-II diagnostic trouble code that indicates: Purge Flow Sensor Circuit High Condition

What causes a P1445 error code?

The most common causes of P1445 include: EVAP purge sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; EVAP purge valve malfunction.

How do I fix a P1445 diagnostic trouble code?

To fix P1445: Check the integrity of the purge sensor circuit. Inspect connectors and contacts for oxidation. Check the resistance of the purge sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1445?

Yes, but get it checked soon

How much does it cost to fix P1445?

The estimated repair cost for P1445 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat