P219B
Bank 2 Air-Fuel Ratio Imbalance
P219B is an OBD-II diagnostic trouble code meaning: Bank 2 Air-Fuel Ratio Imbalance. Common causes: dirty or faulty injectors, air leak through vacuum hoses. Estimated repair cost: $28–89.
Symptoms
- Unstable engine operation
- Increased fuel consumption
- Power Loss
- Check Engine Light Is On
- Possible misfires
Causes
- Dirty or faulty injectors
- Air leak through vacuum hoses
- Malfunction of oxygen sensors
- Problems with the fuel pump
- Dirty or faulty air flow sensor
How to Fix
- Check the tightness of the intake tract
- Check the condition and operation of the injectors
- Diagnose oxygen sensors
- Check fuel pressure
- Clean or replace the mass air flow sensor
Related codes
Error P219B by Vehicle Brand
FAQ
What does the P219B code mean?
P219B is an OBD-II diagnostic trouble code that indicates: Bank 2 Air-Fuel Ratio Imbalance
What causes a P219B error code?
The most common causes of P219B include: Dirty or faulty injectors; Air leak through vacuum hoses; Malfunction of oxygen sensors; Problems with the fuel pump.
How do I fix a P219B diagnostic trouble code?
To fix P219B: Check the tightness of the intake tract. Check the condition and operation of the injectors. Diagnose oxygen sensors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P219B?
Yes, but get it checked soon
How much does it cost to fix P219B?
The estimated repair cost for P219B is $28–89. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat