OBD-II code · Powertrain (generic, extended)
P2C62 O2 Sensor Pumping Current Trim Circuit/Open Bank 1 Sensor 3
The wide-band oxygen sensor on bank 1 sensor 3 reports a pumping current trim circuit/open condition. Lambda regulation accuracy is impaired.
Is it safe to drive with P2C62?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyOpen in trim wire
- PossibleInternal open in pump cell trim
- Less likelyPin pushed back out of connector body
Symptoms
- Check engine light on
- Increased fuel consumption
- Possible rough idle or hesitation
- Failed emissions test
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 0.5–3 h
- Emissions test
- Likely to fail
- After the fix
- A drive cycle is needed before the light stays off
- Parts involved
- Oxygen Sensor B1s3, Wiring Harness, Ecm
Related codes
- P2626O2 Sensor Pumping Current Trim Circuit/Open Bank 1 Sensor 1
- P2C5FCylinder 7 Fuel Injector B Offset Learning At Max Limit
- P2C60Cylinder 8 Fuel Injector B Offset Learning At Min Limit
- P2C61Cylinder 8 Fuel Injector B Offset Learning At Max Limit
- P2C63O2 Sensor Pumping Current Trim Circuit Low Bank 1 Sensor 3
- P2C64O2 Sensor Pumping Current Trim Circuit High Bank 1 Sensor 3
- P2C65O2 Sensor Out of Range During Deceleration Bank 1 Sensor 3
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.