2020 Toyota P0302: What It Means & Is It Safe to Drive?
P0302 on the 2020 Toyota: Cylinder 2 Misfire Detected. Here's what it means, what usually causes it, what repairs typically cost, and whether it's safe to keep driving.
PowertrainHigh urgency
What this code means
The PCM has detected a misfire on cylinder 2. Same logic as P0301, but for a different cylinder.
Common causes on the 2020 Toyota
- Worn or fouled spark plug on cylinder 2
- Failing ignition coil
- Leaking or clogged fuel injector
- Low compression on cylinder 2
Symptoms
- Check Engine Light
- Noticeable shaking, especially at idle
- Loss of power or hesitation
Typical fixes
- Replace spark plug/coil on cylinder 2
- Clean or replace injector
- Address internal engine problems if compression is low
Repair cost range
For a 2020 Toyota, repairs for P0302 typically fall between $150 and $900, depending on the root cause and labor rates in your area.
Known issues on Toyota
P0302 on Toyota 2AZ-FE and 1ZZ-FE engines most commonly comes from a failed coil or fouled plug on cylinder 2. On 2AZ-FE engines, oil consumption from worn piston rings can foul cylinder 2 plugs prematurely—check for blue smoke at startup before replacing the coil.
Most commonly affected models
Camry 2AZ-FE 2002–2011Tacoma 2TR-FE 2005–2015Corolla 1ZZ-FE 2003–2008