The front brake rotors can warp and cause a vibration when braking. The rotors will need to be machined or in cases where they are worn to thin, replaced to correct this issue.
1994 Honda Prelude Problem Reports
Most Reported 1994 Honda Prelude Problem Reports
On some models the manual transmission fifth gear can grind on upshift due to a misaligned fifth shift fork. The transmission will have to be removed and disassembled and the fifth gear, the fifth sleeve set and the fifth gear shift fork will have to be replaced to repair this issue.
On certain models moisture can get into the rear wheel bearing and cause a noise. Replacing the rear bearing and hub will repair this problem.
On certain models the fuel fill door does not open far enough to clear the body. Installing an improved fuel door spring from Honda will fix this issue.
A seal in the 4 cylinder engine around the balance shaft tends to fall out, causing a large oil leak. There is a retaining device available to prevent the seal from falling out, which can be put in place during routine timing belt maintenance.