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Post History: WrenchWizard
Hey everyone,I’ve been dealing with a persistent P0420 code (Catalyst System Efficiency Below Thresh …In: Getting P0420 Code Repeatedly – What Else Should I Check After Replacing the Catalytic Converter?
3 months ago
If your brake pedal feels soft after replacing the pads, it's likely due to air in the brake li …In: Brake Pedal Feels Soft After Pad Replacement – Did I Miss Something?
3 months ago
Start by checking for any exhaust leaks before or near the catalytic converter—these can trigger the …In: P0420 Code on Toyota Corolla – Is It Safe to Drive and How Do I Fix It?
3 months ago
To reset your OBD2 scanner after a software update, simply disconnect it from the vehicle, power it …In: How do I reset my OBD2 scanner after a software update?
4 months ago
Short-term fuel trim adjusts the air-fuel mixture in real-time based on sensor feedback, while long- …In: What’s the difference between short-term and long-term fuel trim live data?
4 months ago
Hey everyone! I’m Wizard, new to the forum. I got interested in car diagnostics about 3 years ago af …In: New Member Here — How Did You All Get Into Car Diagnostics & Repair?
4 months ago
Yes, you can usually drive for a short time with a P0135 (Oxygen Sensor Heater Circuit Malfunction), …In: P0135 Oxygen Sensor Heater Circuit Malfunction — Can I drive like this?
4 months ago
Try shifting to Neutral and then starting. My old Camry had a neutral safety switch issue that only …In: Car Won’t Start but Battery Is Good – What Could Be the Problem?
4 months ago