Parts for your 2018 Holden Barina-Power steering pump

Power Steering Pump on the 2018 Holden Barina

The 2018 Holden Barina is a compact hatchback that was designed with efficiency and ease of driving in mind. When it comes to the power steering system on this particular model, it's important to understand whether it relies on a traditional power steering pump or if it uses a different setup altogether.

For the 2018 Barina, especially the versions fitted with the 1.6-litre petrol engine, Holden moved away from a conventional hydraulic power steering system that requires a power steering pump. Instead, the 2018 Barina uses an electric power steering system, commonly referred to as EPS (Electric Power Steering). This means there is no hydraulic fluid reservoir, no power steering pump driven by the engine, or related hoses like you might find on older or larger cars with traditional power steering setups.

Why does the 2018 Barina not use a power steering pump? The shift to electric power steering is driven by several benefits. Firstly, EPS is more efficient because it only draws power when the steering wheel is turned, rather than continuously running off the engine via a pump. This can improve fuel economy and reduce overall emissions, which is a growing focus in modern vehicle design.

Additionally, electric power steering systems are generally lighter and simpler when it comes to maintenance since they eliminate the need for hydraulic fluid changes and potential leaks. They also provide more precise and adjustable steering feel, because the level of assistance can be electronically controlled depending on speed and driving conditions.

Given this setup on the 2018 Holden Barina, there is no traditional power steering pump fitted or serviceable on the vehicle. Instead, any steering assistance comes from an electric motor integrated either within the steering column or rack. This change aligns with the general automotive industry trend toward electric steering solutions, especially in smaller city-focused cars like the Barina.

So what does this mean for owners when it comes to servicing or maintenance? With no hydraulic system to maintain, the typical concerns around power steering fluid leaks or pump belt wear do not apply. Instead, it's a matter of keeping the steering components themselves in good shape and ensuring the electrical system that powers the EPS is functioning reliably.

Owners should keep an eye on the following:

• Steering feedback and feel - any unusual stiffness, crunching, or looseness may indicate issues with the steering rack or motor.
• Warning lights on the dashboard - the EPS system will generally alert the driver via a steering warning light if a fault arises.
• Battery and electrical system health - since the steering relies on electrical power, a weak battery or charging system issues can impact steering performance.

Carrying out regular vehicle servicing through an authorised Holden service centre or a trusted mechanic will help keep the electric power steering functioning optimally, as they will conduct diagnostic checks on the EPS system during routine inspections.

While the absence of a power steering pump removes some traditional maintenance tasks, it does not eliminate the need to take steering seriously. Ensuring tyre pressures are correct, monitoring for unusual noises when steering, and treating any symptoms promptly will contribute to a safe and comfortable drive.

To recap, the 2018 Holden Barina uses electric power steering and therefore does not have or require a power steering pump. This modern approach delivers smoother, more efficient steering assist, particularly suited to urban environments where tight manoeuvrability is essential. Maintaining the EPS system focuses more on the electrical components and mechanical linkage rather than hydraulic parts, simplifying maintenance for Barina owners.