P340B
Deactivation/Intake Valve Control Circuit Bank 2
P340B is an OBD-II diagnostic trouble code meaning: Deactivation/Intake Valve Control Circuit Bank 2. Common causes: open or short circuit in control circuit, valve deactivation control solenoid malfunction. Estimated repair cost: $17–167.
Symptoms
- Unstable engine idling
- Reduced engine power
- Increased fuel consumption
- Check Engine Light Illuminates
- Problems when switching engine operating modes
Causes
- Open or short circuit in control circuit
- Valve deactivation control solenoid malfunction
- Problems with the wiring harness
- Mechanical failure of the valve deactivation system
- Engine control unit malfunction
How to Fix
- Check the integrity of the control circuit
- Diagnose the operation of the control solenoid
- Inspect the wiring harness for damage
- Check the mechanical components of the deactivation system
- If necessary, replace faulty components
Related codes
Error P340B by Vehicle Brand
FAQ
What does the P340B code mean?
P340B is an OBD-II diagnostic trouble code that indicates: Deactivation/Intake Valve Control Circuit Bank 2
What causes a P340B error code?
The most common causes of P340B include: Open or short circuit in control circuit; Valve deactivation control solenoid malfunction; Problems with the wiring harness; Mechanical failure of the valve deactivation system.
How do I fix a P340B diagnostic trouble code?
To fix P340B: Check the integrity of the control circuit. Diagnose the operation of the control solenoid. Inspect the wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P340B?
Yes, but get it checked soon
How much does it cost to fix P340B?
The estimated repair cost for P340B is $17–167. Actual cost depends on your vehicle, location, and labor rates.
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