Understand the car, don't just erase mistakes.
Error P0306 is an OBD-II DTC indicating a misfire in cylinder number 6. The PCM detects irregular crankshaft speed variation corresponding to the sixth cylinder, triggering the Check Engine light;…
Code P0305 is an OBD-II code indicating that the PCM has detected misfires in cylinder 5. When this code appears, the engine typically runs rough, power decreases, and the Check…
Code P0301 is a signal sent by the engine control module (ECM) to the driver when it detects that cylinder number one is not operating correctly. This is more than…
Code P0304 indicates that the ECM has detected misfires in the fourth cylinder — the air-fuel mixture ignited improperly or did not ignite at all. If the Check Engine light…
Error P0303 is a diagnostic trouble code (DTC) under the OBD-II standard that indicates misfires in the engine’s third cylinder. When the PCM detects this code, uneven combustion or complete…
Code P0302 indicates misfires occurring in the engine’s second cylinder. For the PCM, this is a specific event: the crankshaft position sensor has detected that one of the cylinders is…
Code P0340 appears when the engine control module (ECM) detects a malfunction in the camshaft position sensor (CMP) circuit. The sensor transmits the current camshaft position signal, which the ECM…
Code P0363 indicates that the PCM/ECM has detected misfires and has already disabled fuel delivery to the affected cylinder to protect the catalytic converter. This is an urgent situation. Initial…
What to do right now: If the check engine light is flashing, immediately reduce engine speed and stop; flashing indicates active misfires and a risk of catalytic converter overheating. If…
The P0335 code appears when the engine control module detects a missing or distorted signal from the crankshaft position sensor. Without this signal, the ECM cannot synchronize ignition and fuel…