No — the 2007 Accord’s 2.4-liter four-cylinder uses a timing chain, not a belt.
In more detail, this model relies on Honda's K-series 2.4L engine with a timing chain driven by hydraulic tensioners and various guides. Unlike a timing belt, a chain is designed to last much longer and typically does not require scheduled replacement, though wear can occur in tensioners or guides over time. If you hear a rattling noise from the timing area or you’re approaching high mileage, have the timing chain area inspected as part of regular maintenance or during major services such as water pump replacement.
Timing system at a glance
Is it a timing belt or a timing chain?
It’s a timing chain. Honda shifted the 2.4L four-cylinder to a chain-driven timing system during this era. The chain operates with hydraulic tensioners and multiple guides, and it is not part of a routine replacement schedule like a belt.
Maintenance implications for owners
Because chains are designed for longevity, there is no fixed interval to replace the timing system itself. Instead, owners should monitor for unusual timing-area noises, ensure regular engine maintenance is kept up, and note that during major service on the timing area (such as a water pump job), technicians may inspect or replace worn tensioners or guides as a precaution.
Summary
Bottom line: A 2007 Honda Accord with a four-cylinder engine uses a timing chain, not a timing belt. This affects maintenance planning because there isn’t a standard belt-replacement interval; focus on general maintenance and be attentive to timing-area symptoms as mileage increases.