Diagnosis:

Simply tick the boxes that are relevant to your problem:

Fluid:

Have you checked the fluid level?

Was the fluid level:

Is the fluid:

Engine:

Is the engine performing correctly or is it:

Gearbox:

Is the gearbox noisy?

Is it noisy when the car is:

Does the noise disappear when the car is shifted from neutral to drive?

Is the noise at road speed?

Does the problem occur when the gearbox is:

Is the gearbox:

Is the problem intermittent:

Electronics:

Have you had the vehicle checked on a diagnostics machine?