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Parts for your 2012 Toyota Vitz|yaris-Steering rack
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2012 Toyota Vitz/Yaris steering-rack — what it does and how to look after it
Yes, a steering-rack is fitted to the 2012 Toyota Vitz/Yaris. Technical sources identify this model (P13 series: KSP130/NSP130/NCP131) as using electric power steering (EPS) with a rack‑and‑pinion steering gear. Toyota’s Global Service Information (GSIC) and New Car Features publications describe a column‑assist EPS paired with a conventional rack‑and‑pinion. Toyota’s Electronic Parts Catalogue (EPC) lists a “steering gear assembly (rack and pinion)” for the 2011–2014 Vitz/Yaris, and independent manuals such as Haynes and Autodata confirm the same architecture. So the steering-rack is absolutely relevant to this vehicle.
On this Yaris, the steering-rack converts the rotation of the steering wheel into the left‑right movement that turns the front wheels. Because the EPS motor assists at the column, there’s no hydraulic pump, hoses or power‑steering fluid. That means less routine fluid upkeep, but the rack itself still needs periodic inspection and, if worn, replacement.
As part of servicing, it’s smart to have the steering-rack area checked every 20,000 km or yearly:
- Inspect rack boots (gaiters) for splits, grease weep, or clamps that have loosened.
- Check inner and outer tie‑rod ends for play, even slight movement can cause tyre wear and vague steering.
- Listen for clunks or knocks over bumps, and feel for tight spots or notchiness when turning lock‑to‑lock.
- Confirm rack mounting bolts are secure and look for impact damage after kerb or pothole hits.
- Scan the EPS system for fault codes and reset the steering angle if required.
Replacement is advised when there’s excessive free play, persistent clunking, binding, damaged teeth, or when boots have been split long enough to let dirt in. On many 2012 Vitz/Yaris variants, removing the rack may require lowering the front subframe slightly, so workshop equipment helps. Always replace single‑use fasteners where specified, centre the steering wheel on reassembly, and perform a four‑wheel alignment. With EPS systems, carry out a zero‑point or steering angle calibration using a suitable scan tool.
Good tyres, correct pressures, and avoiding harsh kerb strikes go a long way to extending rack life. Quality replacement parts (genuine or reputable aftermarket) and fresh boots can restore crisp steering feel and keep the Yaris tracking straight for many more kilometres.
Popular questions
Does the 2012 Vitz/Yaris use power-steering fluid?
No. It uses electric power steering with assist at the column, so there’s no hydraulic fluid. If you spot grease near the rack, it’s usually from a split boot, not fluid from a pump or hose.
How long should a Yaris steering-rack last?
Often well past 150,000 km if the boots stay intact and the car avoids big impacts. Rough roads, oversized wheels, or frequent kerb strikes can shorten its life. Regular checks help catch wear early.
Can inner tie rods be replaced without changing the whole rack?
Yes. Inner tie rods are serviceable items on this model. A technician can swap them with the right tools, then set toe and perform a proper wheel alignment.
