P0164
O2 Sensor Circuit High Voltage Bank 2 Sensor 3
P0164 is an OBD-II diagnostic trouble code meaning: O2 Sensor Circuit High Voltage Bank 2 Sensor 3. Common causes: bank 2 sensor 3 oxygen sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $56–167.
Symptoms
- Check Engine Light Is On
- Increased fuel consumption
- Reduced engine power
- Unstable operation at idle
Causes
- Bank 2 Sensor 3 Oxygen Sensor Malfunction
- Open or short circuit in the sensor circuit
- Sensor Grounding Problems
- Engine ECU malfunction
- Very rich fuel mixture
How to Fix
- Check the continuity of the oxygen sensor circuit
- Check sensor resistance and voltage
- Replace the oxygen sensor if necessary
- Check and clean circuit contacts
- Scan the ECU for other errors
Related codes
Error P0164 by Vehicle Brand
FAQ
What does the P0164 code mean?
P0164 is an OBD-II diagnostic trouble code that indicates: O2 Sensor Circuit High Voltage Bank 2 Sensor 3
What causes a P0164 error code?
The most common causes of P0164 include: Bank 2 Sensor 3 Oxygen Sensor Malfunction; Open or short circuit in the sensor circuit; Sensor Grounding Problems; Engine ECU malfunction.
How do I fix a P0164 diagnostic trouble code?
To fix P0164: Check the continuity of the oxygen sensor circuit. Check sensor resistance and voltage. Replace the oxygen sensor if necessary. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0164?
Limited driving only, diagnose soon
How much does it cost to fix P0164?
The estimated repair cost for P0164 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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