Used Hyundai Santa Fe Glow Plugs

Glow plugs are a diesel-only ignition aid and are not fitted to petrol Santa Fe models at all — petrol engines use spark plugs instead. If your Santa Fe is petrol, you need spark plugs rather than glow plugs. Only the diesel variants (2.0 CRDi and 2.2 CRDi) ever left the factory with glow plugs fitted.

The SM and CM generations used different diesel engine families, so glow plugs from the earlier generation are very unlikely to be a direct fit for the later one. The most reliable way to match glow plugs is by engine code rather than generation or year — check your V5 or run a VIN check to get the exact engine code before ordering. Always confirm with the breaker that the code on their donor vehicle matches yours.

Yes, engine displacement and engine code are the critical factors here — the 2.0 CRDi and 2.2 CRDi are different engines and their glow plugs are not interchangeable. Always match by engine code (found on your V5 or via a VIN check) rather than just displacement, as sub-variants within those families can also differ. Give your engine code to the breaker so they can confirm the donor vehicle is a genuine match.

The DM facelift around 2015 was primarily cosmetic and trim-level changes, so in many cases the glow plugs will be the same before and after the facelift if the engine code matches. That said, ancillary and mounting changes can sometimes occur mid-production, so you should confirm with the breaker that the donor vehicle shares the same engine code as yours rather than relying on year alone. Your engine code from the V5 is the single most useful detail to give them.

No, trim level does not affect glow plug fitment — Premium, Premium SE, Executive and other Santa Fe trims all use the same glow plugs if the engine code is the same. Trim affects interior specification, technology features and cosmetic details, none of which are relevant to mechanical engine components. Just match on engine code and you can safely ignore the trim badge when sourcing this part.

A four-cylinder Santa Fe diesel (2.0 CRDi or 2.2 CRDi) has four glow plugs — one per cylinder. Breakers will typically sell them individually or as a full set, so when asking for a quote make clear whether you need a single plug or the complete set. It is generally worth replacing all four at once on a used engine, as the others are likely to be the same age and condition.