What could be causing this issue with the 2011 Volvo C30? When shifting to 2nd gear, the engine makes a buzzing noise. There are no fault codes, but there is a throttle body fault code for the engine.

The 1.4T model keeps showing a fault light, and there's no 2nd, 4th, and 6th gear. The computer, valve body, and clutch have all been replaced, but the issue persists. How can this be resolved? Has anyone encountered this?

What's going on with the Volvo C30 when you can't shift gears? It's stuck in the P position and won't move.

The engine fault code flashes at idle and stays on when starting. The fault indicates a misfire in cylinder two. After replacing the ignition coil and spark plugs, and cleaning the injectors, the fault code disappeared but returned after two days. Do you know what might be causing this?

There is a buzzing noise while the vehicle is in motion, but I'm not sure where it's coming from. The mechanic thinks it's too much trouble to check and says it's fine as long as there are no fault codes in the car's computer.

After cleaning the throttle body yourself, the engine warning light came on. It doesn't affect driving, but how can you resolve this?

Engine shows fault code, acceleration is weak, what could be the reason?

If your 2010 Suzuki Swift 1.5 automatic is still shaking after replacing the spark plugs, ignition coils, PCV valve, and EGR valve, there could be other issues at play. Some potential causes could be: - Engine mounts: Worn or damaged engine mounts can cause vibrations. - Fuel injectors: Clogged or malfunctioning fuel injectors can lead to engine misfires. - Throttle body: A dirty or faulty throttle body can affect engine performance. - Air intake system: Check for any leaks or blockages in the air intake system. - Transmission issues: Problems with the transmission can also cause vibrations. You may want to consult a professional mechanic to diagnose the issue more accurately.

MG ZS intermittent engine fault code. It disappears and then reappears, how to deal with it?

[Shocked] What's up with this car? Starting in S mode, I floored the pedal, the RPM hit 4000 and it was still in 2nd gear without shifting up automatically. It only shifted to 3rd gear after releasing the throttle for 3 seconds.

What could be causing this issue with the 2011 Volvo C30? When shifting to 2nd gear, the engine makes a buzzing noise. There are no fault codes, but there is a throttle body fault code for the engine.