P2235
O2 Sensor Signal Circuit Shorted to Heater Circuit Bank 2 Sensor 2
P2235 is an OBD-II diagnostic trouble code meaning: O2 Sensor Signal Circuit Shorted to Heater Circuit Bank 2 Sensor 2. Common causes: damage to the oxygen sensor wiring harness, short circuit in the sensor heating circuit. Estimated repair cost: $28–89.
Symptoms
- Check Engine light comes on
- Increased fuel consumption
- Reduced engine power
- Unstable engine operation at idle
- Dips during acceleration
Causes
- Damage to the oxygen sensor wiring harness
- Short circuit in the sensor heating circuit
- Malfunction of the oxygen sensor itself
- Corrosion or oxidation of contacts
- Damage to wire insulation
How to Fix
- Check the integrity of the sensor wiring harness
- Check the resistance of the sensor heating circuit
- Inspect contacts for corrosion
- Replace the oxygen sensor if necessary
- Eliminate possible short circuits in the wiring
Related codes
Error P2235 by Vehicle Brand
FAQ
What does the P2235 code mean?
P2235 is an OBD-II diagnostic trouble code that indicates: O2 Sensor Signal Circuit Shorted to Heater Circuit Bank 2 Sensor 2
What causes a P2235 error code?
The most common causes of P2235 include: Damage to the oxygen sensor wiring harness; Short circuit in the sensor heating circuit; Malfunction of the oxygen sensor itself; Corrosion or oxidation of contacts.
How do I fix a P2235 diagnostic trouble code?
To fix P2235: Check the integrity of the sensor wiring harness. Check the resistance of the sensor heating circuit. Inspect contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2235?
Yes, but get it checked soon
How much does it cost to fix P2235?
The estimated repair cost for P2235 is $28–89. Actual cost depends on your vehicle, location, and labor rates.
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