AutoCodes – Generic – P1445

P1445 Code - Purge Flow Sensor Circuit High Condition

Quick Answer

P1445 indicates Purge Flow Sensor Circuit High Condition. Common causes include Faulty Purge Flow Sensor, Purge Flow Sensor harness is open or shorted, Purge Flow Sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P1445 indicates Purge Flow Sensor Circuit High Condition.
Common causes: Common causes include Faulty Purge Flow Sensor, Purge Flow Sensor harness is open or shorted, Purge Flow Sensor circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 41,947

How popular is this code, among other codes? Medium

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Aug 22, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1445 Description

OBDII Code P1445 - Purge Flow Sensor Circuit High Condition - AutoCodes.com — P1445 Code - Purge Flow Sensor Circuit High Condition

What does this mean?

What are the Possible Causes of the DTC P1445?

Faulty Purge Flow Sensor
Purge Flow Sensor harness is open or shorted
Purge Flow Sensor circuit poor electrical connection

How to Fix the DTC P1445?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1445 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P1445 code?

Need more information on how to fix the P1445 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1445 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P1445 Audi — Catalyst Temperature Sensor 2 Circuit Range/Performance
P1445 BMW — Diagnostic Module Tank Leakage Pump Control Circuit Signal Low
P1445 Ford — Purge Flow Sensor Circuit High Condition
P1445 Honda — Bypass Control Problem
P1445 Infiniti — EVAP Canister Purge Volume Control Valve
P1445 Lexus — Secondary Air Injection System Switching Valve Stuck Close Bank 2
P1445 Lincoln — Purge Flow Sensor Circuit High Condition
P1445 Mazda — Purge Flow Sensor High Input
P1445 Mercury — Purge Flow Sensor Circuit High Condition
P1445 MINI — Diagnostic Module Tank Leakage Pump Control Circuit Signal Low
P1445 Nissan — EVAP Canister Purge Volume Control Valve
P1445 Saab — Evaporative Emission Canister Purge Valve Low Input
P1445 Scion — Secondary Air Injection System Switching Valve Stuck Close Bank 2
P1445 Subaru — Injector Air Control Solenoid Circuit Malfunction
P1445 Toyota — Secondary Air Injection System Switching Valve Stuck Close Bank 2
P1445 Volkswagen — Catalyst Temperature Sensor 2 Circuit Range/Performance

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P1445 Code

1. What are common symptoms of OBDII code P1445 (Purge Flow Sensor Circuit High Condition)?

- Common symptoms include rough idling, decreased fuel efficiency, and the illumination of the check engine light.

2. What are the possible causes of OBDII code P1445?

- The code P1445 can be triggered by a faulty purge flow sensor, damaged wiring or connectors in the sensor circuit, or a malfunctioning PCM (powertrain control module).

3. How can I diagnose the issue related to code P1445?

- Diagnosing the issue involves using an OBDII scanner to retrieve the code, checking the wiring and connectors for any damage, and testing the purge flow sensor for proper functionality.

4. Can a bad gas cap cause OBDII code P1445?

- While a bad gas cap can sometimes trigger a similar code (P0442), it is not typically associated with code P1445 specifically.

5. What are the repair options for OBDII code P1445?

- Repair options may include replacing the purge flow sensor, repairing or replacing damaged wiring or connectors, or reprogramming the PCM if necessary.

6. Is it safe to continue driving with OBDII code P1445?

- It is generally safe to continue driving the vehicle with this code, but it is recommended to address the issue promptly to prevent potential damage to other components.

7. How much does it typically cost to repair OBDII code P1445?

- The cost of repairing code P1445 can vary depending on the cause of the issue, but it may range from $100 to $300 for parts and labor.

8. Can I reset the check engine light after fixing OBDII code P1445?

- After fixing the underlying issue causing code P1445, you can reset the check engine light using an OBDII scanner or by disconnecting the car's battery for a few minutes.

9. Are there any maintenance tips to prevent OBDII code P1445 from recurring?

- Regularly inspecting and maintaining the purge flow sensor, as well as checking the wiring and connectors for any signs of wear, can help prevent the recurrence of this code.

10. How long does it take to repair OBDII code P1445?

- The repair time for code P1445 can vary depending on the exact cause of the issue and the complexity of the repair, but it may take anywhere from 1 to 3 hours at a repair shop.