P1442
Stuck Closed In Secondary Air Injection Vacuum Switching Valve Bank 1
P1442 is an OBD-II diagnostic trouble code meaning: Stuck Closed In Secondary Air Injection Vacuum Switching Valve Bank 1. Common causes: vacuum switching valve stuck, open or short circuit in valve control circuit. Estimated repair cost: $17–56.
Symptoms
- Check Engine Light Is On
- Increased level of harmful emissions
- Problems with catalytic converter efficiency
- Noises from the secondary air system
- Deterioration of engine performance when cold
Causes
- Vacuum switching valve stuck
- Open or short circuit in valve control circuit
- Problems with vacuum hoses
- Solenoid valve malfunction
- Mechanical damage to the valve
How to Fix
- Check vacuum hoses for damage and leaks
- Check valve control circuit
- Check the functionality of the solenoid valve
- Replace vacuum switching valve if necessary
- Clean or replace secondary air system components
Related codes
Error P1442 by Vehicle Brand
FAQ
What does the P1442 code mean?
P1442 is an OBD-II diagnostic trouble code that indicates: Stuck Closed In Secondary Air Injection Vacuum Switching Valve Bank 1
What causes a P1442 error code?
The most common causes of P1442 include: Vacuum switching valve stuck; Open or short circuit in valve control circuit; Problems with vacuum hoses; Solenoid valve malfunction.
How do I fix a P1442 diagnostic trouble code?
To fix P1442: Check vacuum hoses for damage and leaks. Check valve control circuit. Check the functionality of the solenoid valve. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1442?
Yes, but get it checked soon
How much does it cost to fix P1442?
The estimated repair cost for P1442 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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