P1196
Heated Oxygen Sensor Bank 2 Sensor 1 Slow Response
Severity
⚠️ MediumCan you drive?
Yes, but get it checked soon
Approx. repair cost
$33–89 (est.)
Symptoms
- Increased fuel consumption
- Unstable engine operation at idle
- Power Loss
- Check Engine Light Illuminates
- Increased level of harmful emissions
Causes
- Bank 2 Sensor 1 Oxygen Sensor Malfunction
- Sensor contamination (oil, antifreeze)
- Damage to the wiring or sensor connector
- Leaks in the exhaust system
- Fuel system problems (such as faulty injectors)
How to Fix
- Check the condition of the oxygen sensor Bank 2 Sensor 1
- Check the integrity of wiring and connectors
- Eliminate possible leaks in the exhaust system
- Replace the oxygen sensor if necessary
- Check the operation of the fuel system