Parts for your 2013 Toyota Fortuner-Throttle position sensors

2013 Toyota Fortuner throttle position sensor (TPS) – what it does and how to look after it

Based on Toyota technical literature and parts catalogues, the 2013 Toyota Fortuner does use a throttle position sensor. Toyota’s ETCS‑i (Electronic Throttle Control System – intelligent) detailed in the Fortuner/Hilux Repair Manual for the 1KD‑FTV diesel and 2TR‑FE/1GR‑FE petrol engines specifies throttle position sensing and related DTCs (P0120–P0124, P2135, etc.). Toyota’s Electronic Parts Catalogue lists throttle body assemblies with integral sensors for these engines (for example, 22030‑0L040 for 1KD‑FTV diesel, 22030‑0T020/related supersessions for 2TR‑FE or 1GR‑FE, market dependent). These sources confirm the TPS is fitted and monitored by the engine ECU.

The throttle position sensor on a 2013 Fortuner is the ECU’s window into driver demand and throttle plate angle. On petrol models, it tracks the butterfly’s position in the electronic throttle body so the ECU can blend air, fuel and ignition for smooth take‑off, clean idle and decent economy. On common‑rail diesels, the sensor reports the position of the throttle control valve used for EGR flow management and gentle engine shut‑down, while the accelerator pedal position sensor handles driver input. Either way, the Fortuner’s ECU relies on TPS feedback to keep the engine behaving itself under Aussie and Kiwi conditions—towing, touring or tackling the weekday commute.

There’s no fixed replacement interval for the TPS, because it’s solid‑state and usually built into the throttle body. As part of routine servicing, it’s smart to check live data with a scan tool for smooth TPS percentage changes, inspect the connector for green crusties or backed‑out pins, and ensure the throttle plate moves freely. A careful throttle body clean (avoiding soaking the electronics) can help prevent sticky operation. If the Fortuner throws codes like P0120–P0124, shows erratic idle, surging, limp mode, or poor fuel economy, start with wiring/connector checks, then test TPS values against the repair manual.

Replacement depends on engine and market spec. On most petrol Fortuners the TPS is integrated, replacing the throttle body assembly is the go, followed by an idle/throttle learn with a capable scan tool. Some diesel variants allow the sensor to be serviced separately, but many are still supplied as a complete unit. Always confirm by VIN against the Toyota EPC. Use quality gaskets, torque fasteners correctly, and don’t forget a post‑repair road test to verify stable throttle response across the rev range.

• Typical signs of TPS trouble: hesitation, flat spots, hunting idle, hard starting, unexpected stalling, or the MIL glowing under the bonnet.
• Good practice: scan before you spanner—freeze‑frame data can save time and dollars.

FAQs

Does a 2013 Toyota Fortuner actually have a TPS?
Yes. Toyota’s ETCS‑i setup on both petrol and common‑rail diesel Fortuners uses throttle position feedback. It’s typically built into the throttle body assembly and monitored by the ECU, with relevant diagnostic trouble codes available if it misbehaves.

What are the common symptoms of a failing TPS on a 2013 Fortuner?
Owners may notice erratic idle, hesitation, surging, poor fuel economy, or limp mode. The check‑engine light often comes on with codes like P0120–P0124. A scan tool showing jumpy or inconsistent TPS percentage is a strong clue.

Can the TPS be replaced on its own?
On many petrol Fortuners, the TPS is integral to the throttle body, so the assembly is replaced as a unit. Some diesel variants may allow a separate sensor, but availability varies by market. Always check the Toyota EPC by VIN, and perform a throttle/idle relearn after fitting.