What Lexus engines have timing chains?
The 5.7L engine (3UR-FE) does have a timing chain, while the 4.7L engine (2UZ-FE) uses a belt. Generally, timing chains are designed to be maintenance free.
How much does it cost to replace the timing belt on a Lexus ES300?
Lexus ES300 Timing Belt Replacement costs $728 on average. Following is a breakdown of the labor and parts estimates. What is a timing belt and how does it work? An engine timing belt is a fiber reinforced, toothed drive belt manufactured using durable compounds such as highly saturated nitrile.
When do I need to replace my timing belt?
If your engine is of the interference type, it is especially important to replace the belt according to the maintenance schedule because sudden breakage of the timing belt, while the engine is running, will likely cause significant damage to internal engine components such as the valves and pistons.
What causes the timing belt to jump gears?
The molded, reinforced teeth on the timing belt engage gears on the crankshaft and camshafts. After many tens of thousands of miles, the teeth can wear or break, or the belt can stretch, thus causing the belt to jump position on the crankshaft or camshaft gears.
Lexus ES300 Timing Belt Replacement costs $728 on average. Following is a breakdown of the labor and parts estimates. What is a timing belt and how does it work? An engine timing belt is a fiber reinforced, toothed drive belt manufactured using durable compounds such as highly saturated nitrile.
If your engine is of the interference type, it is especially important to replace the belt according to the maintenance schedule because sudden breakage of the timing belt, while the engine is running, will likely cause significant damage to internal engine components such as the valves and pistons.
The molded, reinforced teeth on the timing belt engage gears on the crankshaft and camshafts. After many tens of thousands of miles, the teeth can wear or break, or the belt can stretch, thus causing the belt to jump position on the crankshaft or camshaft gears.