Can the front crank seal in a Toyota corolla be changed without removing engine?

Yes, the front crank seal in a Toyota Corolla can generally be replaced without removing the engine, but it often requires removing several components such as the timing cover, harmonic balancer, and possibly the timing belt or chain. Accessing the seal can be challenging, and the process may vary depending on the specific model year and engine configuration. It's advisable to consult a repair manual for detailed instructions and to ensure proper tools are used for the job.