Parts for your 2013 Mazda Cx-5-Drive belt

2013 Mazda CX-5 drive-belt: what it does and when to replace it

Technical sources confirm the 2013 Mazda CX-5 is fitted with an accessory drive-belt (serpentine belt). The Mazda Workshop Manual for the KE series (2012–2016) includes “Drive Belt Removal/Installation” procedures, Mazda’s Electronic Parts Catalogue shows the belt, tensioner and idlers, and major belt manufacturers’ catalogues (e.g., Gates, Dayco) list specific belts for both the 2.0L Skyactiv-G petrol and 2.2L Skyactiv-D diesel engines.

On this CX-5, the drive-belt loops around the front of the engine to spin key accessories. It powers the alternator and A/C compressor, and on some engine variants the water pump is belt-driven, the model uses electric power steering, so there’s no separate power steering belt. It’s a single, multi-ribbed belt designed to run quietly and last for years, but like any rubber component it wears with heat, kilometres and time.

Regular inspection is smart maintenance. During routine servicing, a quick look under the bonnet for belt condition and tension keeps surprises at bay. Typical checks include:

• Cracking, fraying, glazing or missing ribs
• Chirps, squeals or a brief belt “slip” on cold start
• Battery warning light, A/C underperforming, or rising temperature if the water pump is belt-driven

The CX-5 uses an automatic spring tensioner, if the belt shows wear, it’s good practice to assess the tensioner and idler pulleys at the same time. Rough pulley bearings or a weak tensioner will shorten the life of a fresh belt.

There’s no universal kilometre-based replacement rule because climate and driving style vary. Many owners see replacement somewhere around 90,000–120,000 km or 6–8 years, but the service schedule and actual condition should guide the decision. A technician will match the correct 6‑rib belt to the engine variant and A/C configuration, follow the factory routing, and unload the tensioner with the proper tool to slip the new belt on cleanly.

For anyone planning preventative maintenance, pairing a new belt with a new tensioner and idler(s) can be cheap insurance, especially if there’s any noise or wobble. Keeping the belt path clean, avoiding oil contamination, and checking alignment after any front-end accessory work will help this CX-5 stay quiet and charge, cool and cruise happily.

FAQs

Does the 2013 Mazda CX-5 have a timing belt or a timing chain?
Both the 2.0L Skyactiv-G petrol and 2.2L Skyactiv-D diesel engines use a timing chain, not a timing belt. The accessory drive-belt discussed here is separate and runs the alternator, A/C and, depending on engine, the water pump.

How often should the serpentine belt be replaced on a 2013 CX-5?
There’s no fixed interval, it’s condition-based. Most vehicles see belt replacement around 90,000–120,000 km or 6–8 years. Regular inspections for cracks, glazing, noise or slippage are the best guide, along with the Mazda service schedule.

Is there a separate power steering belt on this model?
No. The 2013 CX-5 uses electric power steering, so there’s no hydraulic pump and therefore no separate power steering belt.