Here is some information on clutch and valve job issues/symptoms:
Clutch
- Difficulty shifting gears
- Grinding noise when shifting gears
- Slipping clutch
- Burning smell when shifting gears
- Loss of power
- Check engine light on
- Clutch pedal feels spongy or has a lot of free play
Valve job
- Engine misfires
- Loss of power
- Rough idling
- Engine knocking
- Engine pinging
- Blue or white smoke from exhaust
- Check engine light on
- Poor fuel economy
- Engine overheating
If you are experiencing any of these symptoms, it is important to have your Tacoma inspected by a qualified mechanic to determine the cause of the problem and to get the necessary repairs.