2018 Mercedes-Benz S-Class History Check

About the 2018 Mercedes-Benz S-Class

The 2018 model year of the Mercedes-Benz S-Class sits in the a full-size flagship sedan that was Australia's #118-best-selling new vehicle in 2024. W223 S-Class (2021+) has the most complex electrical architecture of any AU production car — software-defined vehicle requiring frequent OTA updates. Verify all 12 modules are at latest firmware via Mercedes Me app. Air suspension + rear-axle steering = expensive maintenance items.

2018-specific issues to verify

These reliability concerns affect Mercedes-Benz S-Class examples from this generation. Service history (verifiable via PPSR notation) is the critical purchase factor.

1. Software/OS version verification critical (W223)
2. Rear-axle steering motor failure (Maybach trim)
3. Air suspension all-corner failures common >80,000 km
4. MBUX 2nd-gen Hyperscreen pixel-stripe failure

Other model years — Mercedes-Benz S-Class

The Aussie Car Check service covers every Mercedes-Benz S-Class sold in Australia. Pick a different year:

Check a Mercedes-Benz S-Class in your state

Same 2018 Mercedes-Benz S-Class check works for any AU state. State-specific guides include local rego format and WOVR rules: