The Mercedes-Benz Sprinter 3.5-t (W906) from 2008 to 2018 is a staple on New Zealand roads, tirelessly serving businesses both large and small. Loved for its capacity and versatility, it’s the ideal choice for those who rely on a dependable vehicle. Yet, every workhorse has its challenges—especially under the demands of heavy loads and various terrains. As a Kiwi mechanic, I know these vans require constant care and attention. Join me in exploring how to ensure your Sprinter remains compliant with WOF requirements and operating at peak performance.
Common Sprinter issues in NZ include: 1. <b>DPF clogging:</b> Especially in vans used primarily for short trips. 2. <b>Injector failures:</b> Can lead to poor performance and increased fuel consumption. 3. <b>Suspension wear:</b> Leaf springs, shock absorbers, and ball joints are all common wear items. 4. <b>Rust:</b> Check the bodywork, especially around the wheel arches, sills, and under the floor. 5. <b>Turbocharger failures:</b> Due to oil starvation and overuse.
During a WOF inspection, pay special attention to: 1. <b>Brake condition:</b> Check brake pads, rotors, and brake lines for wear and damage. Ensure the parking brake functions correctly. 2. <b>Tyre condition:</b> Tyres must meet legal tread depth requirements and be suitable for the vehicle's load rating. 3. <b>Lighting:</b> All lights (headlights, taillights, brake lights, indicators) must be functioning correctly. 4. <b>Suspension components:</b> Inspect leaf springs, shock absorbers, and ball joints for excessive play or damage. 5. <b>Rust:</b> Check the bodywork and chassis for rust, particularly around critical structural areas.
The Sprinter's reliability is commendable, but with high mileage and rigorous use, components can wear out. Regular servicing is essential, particularly oil changes every 15,000km and brake inspections. The braking system is critical; keep an eye on brake pads and rotors to ensure safety on the road. Pay special attention to the suspension system—leaf springs and shock absorbers are frequent wear items due to the van's heavy-duty nature. Rust is another concern, especially in coastal areas, so inspect the bodywork regularly.
The cooling system is crucial to performance, particularly around 150,000km, when parts like the water pump, thermostat, and radiator should be inspected. [This naturally links to /shop/cooling] Furthermore, early models are known to have issues with injector failures and DPF clogging, particularly if used for short trips. Regular monitoring and potential replacement can prevent costly breakdowns. Be proactive with maintenance, as a well-kept Sprinter promises years of service, preventing the high costs associated with neglect and downtime.