Maintenance required is not triggered by any kind of problem. It's pre-programmed to go off when you drive 5k miles. It's just a reminder that you need to maintain your car.
Service required is triggered by malfunction.
needs oil change... needs oil change...
It means it's time to change your oil.
Your 2006 Toyota Tacoma has a chain and not a belt. No maintenance is required.
HAs it had an oil change recently ? Also check oil level.
Look in the required maintenance booklet that came with the vehicle. Probably 90 or 100 thousand miles.
No, it means that it's time to change oil or one of components has failed and has to be replaced.
This will be in your owners manual. You can also see the related question linked to the right for the 2005.
Check engine light or required maintenance light. Procedure for resetting required maintenance light just answered. Check engine light requires an OBD II to determine problem and turn the light off.
The 2007 Toyota Sienna V6 has a timing chain. It does not require maintenance.
According to the owners manual for my 2004 Sienna, all it means is that an oil change is due. You can google how to reset the light, in case the guys in the shop forget to.
The Maintenance Required Light is not the same as the Check Engine Light. The Maintenance Required Light is telling you that there is scheduled maintenance that needs to be performed. It may mean it needs an oil/filter change. To find out what needs to be done look at the maintenance schedule in your owner's manual.
The check engine light comes on when the ECU detects a problem with the emission system. The maintenance required light comes on when some maintenance is required on the vehicle such as an oil/filter change.