Genuine Mazda 3, Mazda 6 & CX-5 2.0 Timing Chain Tensioner - PE0112500A

Genuine Mazda 3, Mazda 6 & CX-5 2.0 Timing Chain Tensioner - PE0112500A is an important part of the engine timing system, designed to create and maintain the proper tension on the timing chain throughout engine operation.

The tensioner helps control chain slack, reduce vibration and noise, while ensuring precise synchronization between the crankshaft and camshaft, so valve timing operates smoothly and efficiently.

This genuine Mazda part, also known as a "tensioner" or "adjuster," is designed for durable performance in the high-temperature, high-pressure environment of the engine.

The PE0112500A tensioner is designed to the exact specifications of the SkyActiv 2.0 engine, ensuring precise fitment, direct replacement, and no modifications.

Product information
• Product name: Tensioner (timing chain tensioner)
• Part number: PE0112500A
• Standard: Genuine Mazda
• Applicable vehicles: Mazda 3, Mazda 6, Mazda CX-5 (SkyActiv 2.0 engine)
• System: Engine timing
• Installation position: In the timing chain assembly
• Condition: New

Functions and role
• Maintain timing chain tension
• Prevent chain slack or slippage
• Reduce vibration and noise
• Ensure crankshaft-camshaft synchronization

Key advantages
• Genuine Mazda part with high accuracy
• Stable operation in high heat and pressure conditions
• High durability, low failure rate
• Designed to SkyActiv engine specifications
• Direct installation, no machining required

Signs it may need replacement
• Rattling noise from the timing chain area
• Timing chain slack or incorrect timing
• Engine vibration, loss of power, or unstable operation
• Tensioner sticking, weakening, or oil leakage (for hydraulic type)

Replacement recommendations
• Replace with the timing chain set if it is worn
• Inspect the chain guide and related components
• Use engine oil that meets the correct specifications to ensure proper tensioner operation
• Install correctly for optimal performance and durability