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Parts for your 2022 Ford Fiesta-Throttle position sensors
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2022 Ford Fiesta throttle position sensors (TPS)
Based on Ford service literature (Workshop Manual Section 303—Fuel Charging and Controls), the Motorcraft/OEM parts catalogue for the 2022 Fiesta, and mainstream data sources like Autodata and Haynes, the 2022 Ford Fiesta is fitted with an electronic throttle body that houses dual throttle position sensors (TPS) alongside a drive-by-wire motor. It also uses a separate accelerator pedal module with dual pedal position sensors. So yes, a TPS is relevant and used on this model.
On the 2022 Fiesta, the TPS tracks the exact angle of the throttle plate and feeds that position back to the powertrain control module (PCM). The PCM compares the driver’s pedal request to the TPS feedback to control torque smoothly and safely. That live feedback is also crucial for stable idle, cruise control, start–stop behaviour, emissions management, and, on EcoBoost models, for coordinating boost and airflow. For reliability, Ford uses two TPS tracks inside the throttle body, allowing the PCM to cross-check signals and jump into limp-home if anything looks off.
Because the TPS is integrated into the throttle body, replacement typically means swapping the complete throttle body assembly. There’s no routine replacement interval, but the TPS and throttle body should be assessed during scheduled servicing if there are drivability complaints or fault codes. Common signs of trouble include an erratic or high idle, stalling when coming to a stop, flat spots on acceleration, the wrench/check engine light, or codes like P0121–P0123, P2135 and related throttle actuator faults.
If cleaning is needed, technicians should use throttle-body-safe cleaner sparingly, with the ignition off, and avoid forcing the throttle plate by hand. Check the electrical connector for corrosion, ensure good battery voltage and grounds, and inspect the loom near the throttle body for rub-through. If the throttle body is replaced, a relearn is usually required: with a suitable scan tool (Ford IDS/FDRS or equivalent) run the throttle/idle learn routine. If a tool isn’t available, many vehicles will self-adapt after a key-on cycle and several minutes idling, plus a short drive with varied throttle. Always order parts by VIN to match the correct hardware and gasket/seal, and torque fasteners to the specification in Ford WSM. Given the safety implications, any persistent TPS-related faults should be diagnosed with a proper scan and live-data review rather than parts guessing.
- Symptoms to watch: surging, hesitation, poor fuel economy, reduced power/limp mode, warning lights.
- Best practice: verify DTCs, inspect wiring/connector, clean judiciously, perform relearn after repair.
Popular questions about 2022 Ford Fiesta throttle position sensors
Does the 2022 Fiesta have a separate TPS I can change, or is it built into the throttle body?
The TPS is built into the electronic throttle body and uses dual sensor tracks for redundancy. On this model, TPS faults usually mean diagnosing the entire assembly and, if confirmed faulty, replacing the throttle body rather than a standalone sensor.
What are typical symptoms or codes of a failing TPS on a 2022 Fiesta?
Expect an unstable idle, hesitation, stalling when stopping, poor fuel use, or limp-home with the wrench/check engine light. Common codes include P0121–P0123 (TPS range/performance, low/high) and P2135 (correlation). Always verify wiring, connector condition and battery health before condemning the throttle body.
Does the TPS need regular servicing?
There’s no routine replacement interval. During scheduled servicing, a quick visual check, scan for stored/pending codes, and gentle throttle-body cleaning if deposits are present is enough. After any throttle body work or battery disconnect, perform a throttle/idle relearn to restore smooth operation.
