Throttle/Pedal Position Sensor/Switch F Circuit Intermittent
The P2134 code means the vehicle's onboard diagnostic system has detected: Throttle/Pedal Position Sensor/Switch F Circuit Intermittent. This is a moderate severity code.
- Keep driving?
- Short distances only
- DIY difficulty
- moderate
- Estimated cost
- $100 - $600 (parts and labor)
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Common Symptoms
- Intermittent reduced power events
- Occasional throttle hesitation
- Sporadic idle fluctuations
- Code sets and clears on its own
- Check engine light on intermittently
Probable Causes (Ranked by Likelihood)
- Intermittent connection at throttle body connector Very High
- TPS F sensor failing intermittently (internal wear) High
- Wiring with intermittent break near throttle body Moderate
- Vibration-induced connector disconnection Moderate
- Heat-related sensor intermittent failure Low
Frequently Asked Questions
Can I drive with code P2134?
You can drive short distances, but be aware that reduced power mode may activate unpredictably. This makes the vehicle unreliable in traffic situations where consistent throttle response is needed.
Why does this code come and go?
Intermittent TPS faults are caused by connections that lose contact briefly due to vibration, temperature changes, or a sensor element that is partially worn. The fault occurs momentarily then resolves, making diagnosis challenging.
How do I catch an intermittent TPS fault?
Use a scan tool to graph or record TPS F voltage over a drive cycle. The intermittent fault will show as a sudden spike or dropout in the voltage trace. A wiggle test at the connector can also reproduce the fault if the connection is the problem.
Mechanics Guide Step-by-step diagnosis
Step-by-Step Diagnostic Procedure
-
Monitor TPS F signal while wiggling the throttle body connector -- look for signal dropout
-
Graph TPS F voltage during a drive -- watch for random spikes or dropouts
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Inspect throttle body connector locking tab and terminals for secure fit
-
Flex wiring near throttle body while monitoring signal
-
Replace throttle body if intermittent fault is confirmed internal to the sensor
Sources 2
This page is built from documented references. Verify against your own service info before repair work.
- SAE J2012Diagnostic Trouble Code Definitions (defines the generic OBD-II code ranges)
- Cross-checked against the SAE J2012:2002 DTC table (2026-08-27)archived scan of the SAE standard — readable copy, not SAE’s current edition
Commonly Affected Vehicles
- 2007-2017 Chevrolet Equinox
- 2008-2016 Ford Escape
- 2009-2018 Toyota Camry
- 2010-2019 Honda Accord
- 2006-2015 Hyundai Sonata
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