P2629
O2 Sensor Pumping Current Trim Circuit/Open Bank 2 Sensor 1
P2629 is an OBD-II diagnostic trouble code meaning: O2 Sensor Pumping Current Trim Circuit/Open Bank 2 Sensor 1. Common causes: open or short circuit in the sensor circuit, poor contact in the sensor connector. Estimated repair cost: $28–89.
Symptoms
- Check Engine light comes on
- Possible increase in fuel consumption
- Unstable engine operation at idle
- Reduced engine power
- Increased level of harmful emissions
Causes
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- Malfunction of the oxygen sensor itself
- Wiring harness damage
- Problems with the engine control unit
How to Fix
- Check the integrity of the sensor wiring and connectors
- Measure the resistance and voltage in the sensor circuit
- Check the functionality of the oxygen sensor
- Replace sensor if necessary
- Clear error codes and check if error is returned
Related codes
Error P2629 by Vehicle Brand
FAQ
What does the P2629 code mean?
P2629 is an OBD-II diagnostic trouble code that indicates: O2 Sensor Pumping Current Trim Circuit/Open Bank 2 Sensor 1
What causes a P2629 error code?
The most common causes of P2629 include: Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Malfunction of the oxygen sensor itself; Wiring harness damage.
How do I fix a P2629 diagnostic trouble code?
To fix P2629: Check the integrity of the sensor wiring and connectors. Measure the resistance and voltage in the sensor circuit. Check the functionality of the oxygen sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2629?
Yes, but get it checked soon
How much does it cost to fix P2629?
The estimated repair cost for P2629 is $28–89. Actual cost depends on your vehicle, location, and labor rates.
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