P0153moderate severityPowertrain
O2 Sensor Circuit Slow Response Bank 2 Sensor 1
on 2014 Audi A6 3.0L Supercharged V6 · AWD
What this code means
The upstream O2 sensor on Bank 2 is responding too slowly.
Symptoms
- Check Engine Light
- Poor fuel economy
- Failed emissions
Common causes
- Aging sensor
- Contaminated sensor
- Exhaust leak
Diagnostic steps
- Monitor switching rate
- Check for leaks
- Test response time
Repair notes
Replace O2 sensor.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1