P22BA

O2 Sensor Positive Current Control Circuit High Bank 2 Sensor 2

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$28–67 (est.)

Symptoms

Increased fuel consumption
Unstable engine operation
Check Engine Light Illuminates
Increased level of harmful emissions
Reduced engine power

Causes

Bank 2 Sensor 2 oxygen sensor malfunction
Open or short circuit in control circuit
Oxidation or damage to connectors
Problems with the engine control unit
Contamination or mechanical damage to the sensor

How to Fix

Check the integrity of the sensor control circuit
Inspect connectors and contacts for damage
Check the functionality of the oxygen sensor
Scan the control unit for errors
If necessary, replace the oxygen sensor

Related codes

P22BB P22B9 P0138