Symptoms of P0164 OBD II Trouble Code
- MIL (Malfunction Indicator Lamp) on
- Engine loses power and misses intermittently
- May exhibit loss of fuel efficiency
Common Causes of P0164 OBD II Trouble Code
- Bad O2 sensor (Bank 2 Sensor 3)
- Wiring in contact with exhaust components
- Engine running rich (If other codes are present)
- Holes in exhaust near Bank 2 Sensor 3
- Short to voltage on signal circuit
- Bad PCM