P1445 Toyota Code - Secondary Air Injection System Switching Valve Stuck Close Bank 2
Quick Answer
The Engine Control Module (ECM) detects pressure change with the pressure sensor to determine malfunctioning parts in the system,and stores the DTCs. Common causes include Faulty Vacuum Switching Valve (VSV), VSV for air injection control circuit Bank 2, Air switching valve No.2 Bank 2. 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 Toyota indicates Secondary Air Injection System Switching Valve Stuck Close Bank 2.
- Common causes
- Common causes include Faulty Vacuum Switching Valve (VSV), VSV for air injection control circuit Bank 2, Air switching valve No.2 Bank 2.
- 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.
Code P1445 Toyota Description
Points A and B:
ECM detects pressure changes (decrease), and determines that the ASV No.2 is open.
Points C and F:
ECM detects pressure and exhaust pulsation, and determines the pressure pattern of the system.
Point D:
ECM operate the system, as indicated by the dashed lines, to determine which of the ASV No.2 is malfunctioning only when pressure changes cannot be detected at point B.
Point E:
ECM detects exhaust pulsation to determine the condition of the system.
What are the Possible Causes of the DTC P1445 Toyota?
- Faulty Vacuum Switching Valve (VSV)
- VSV for air injection control circuit Bank 2
- Air switching valve No.2 Bank 2
- VSV for air injection system Bank 2
- Engine Control Module (ECM)
How to Fix the DTC P1445 Toyota?
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 Toyota 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.
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Frequently Asked Questions about P1445 Toyota Code
1. What are the common symptoms of OBDII code P1445 in a Toyota related to the Secondary Air Injection System Switching Valve Stuck Closed Bank 2?
- Common symptoms include rough idling, decreased engine performance, and the illumination of the check engine light.
2. What causes the Secondary Air Injection System Switching Valve to get stuck closed in a Toyota, triggering code P1445?
- The valve may get stuck closed due to carbon buildup, a faulty valve itself, or issues with the electrical components controlling the valve.
3. How can I diagnose OBDII code P1445 in a Toyota?
- Diagnosis typically involves using an OBDII scanner to read the code, inspecting the Secondary Air Injection System components, and checking for any visible signs of damage or blockages.
4. Can driving with OBDII code P1445 in a Toyota cause further damage to the vehicle?
- It is not recommended to drive with this code present, as it can lead to reduced engine efficiency and potential damage to other components over time.
5. What are some repair tips for fixing OBDII code P1445 related to the Secondary Air Injection System Switching Valve in a Toyota?
- Repair tips may include cleaning or replacing the stuck valve, checking and replacing any damaged hoses, and ensuring proper electrical connections.
6. Is it possible to reset OBDII code P1445 in a Toyota without addressing the underlying issue?
- While you can clear the code temporarily, it is essential to address the root cause to prevent the code from reoccurring and potential damage to the vehicle.
7. How much does it typically cost to repair OBDII code P1445 in a Toyota at a dealership or repair shop?
- Repair costs can vary depending on the extent of the issue, but it may range from $200 to $500 or more, including parts and labor.
8. Are there any recalls or service bulletins related to OBDII code P1445 and the Secondary Air Injection System in Toyota vehicles?
- It is recommended to check with your local Toyota dealership or visit the National Highway Traffic Safety Administration (NHTSA) website for any related recalls or service bulletins.
9. Can I continue driving my Toyota with OBDII code P1445 as long as the vehicle seems to be running fine?
- It is not advisable to ignore the code and continue driving as it can lead to increased emissions, reduced fuel efficiency, and potential engine damage over time.
10. How important is it to address OBDII code P1445 promptly in a Toyota to maintain the vehicle's performance and emissions compliance?
- It is crucial to address the code promptly to ensure optimal engine performance, reduce harmful emissions, and maintain the vehicle's compliance with emissions regulations.
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