P2626
O2 Sensor Pumping Current Trim Circuit/Open Bank 1 Sensor 1
P2626 is an OBD-II diagnostic trouble code meaning: O2 Sensor Pumping Current Trim Circuit/Open Bank 1 Sensor 1. Common causes: bank 1 sensor 1 oxygen sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $28–89.
Symptoms
- Check Engine light comes on
- Increased fuel consumption
- Unstable engine idling
- Reduced engine power
- Dips during acceleration
Causes
- Bank 1 Sensor 1 Oxygen Sensor Malfunction
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- Wiring harness damage
- Malfunction of the engine control unit (rare)
How to Fix
- Check the continuity of the oxygen sensor circuit
- Inspect the sensor connector and contacts
- Check resistance and sensor signal
- Replace a faulty oxygen sensor
- Check operation after repair
Related codes
Error P2626 by Vehicle Brand
FAQ
What does the P2626 code mean?
P2626 is an OBD-II diagnostic trouble code that indicates: O2 Sensor Pumping Current Trim Circuit/Open Bank 1 Sensor 1
What causes a P2626 error code?
The most common causes of P2626 include: Bank 1 Sensor 1 Oxygen Sensor Malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Wiring harness damage.
How do I fix a P2626 diagnostic trouble code?
To fix P2626: Check the continuity of the oxygen sensor circuit. Inspect the sensor connector and contacts. Check resistance and sensor signal. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2626?
Yes, but get it checked soon
How much does it cost to fix P2626?
The estimated repair cost for P2626 is $28–89. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat