What it means
A general electrical fault is reported on throttle/pedal position sensor F — open, shorted, or out of plausibility.
At a glance
- Usually lights the check-engine light
- Affects emissions; the car can fail an emissions test
How it works
Throttle or accelerator-pedal position channel F is one of the signals the control module uses to determine throttle angle or driver demand. P2130 indicates a general electrical problem with the F circuit, such as an open, short, or implausible signal.
Common causes
Most likely first.
- Failed throttle or pedal position sensor F
- Damaged wiring or poor connector contact
- Open or short circuit in the sensor circuit
- Fault in the throttle control module
Symptoms
- Check engine light on
- Reduced throttle response, possible limp mode
- Hesitation or surging
- Idle too high or too low
How to diagnose it
- Read freeze-frame data and compare live F-channel readings with the other position channels to determine whether F is absent or implausible.
- Inspect the F-channel connector and harness at the pedal or throttle assembly for loose pins, corrosion, moisture, or visible damage.
- Use the wiring diagram to check the F signal, supply, and ground circuits for opens, shorts, or poor connections.
- Gently move suspect wiring while monitoring F live data to look for an intermittent fault before replacing parts.
- If the circuit passes, check the F sensor output through its operating range against the manufacturer's specification, then consider module diagnosis only if the sensor also passes.
Common fixes
- Clean and secure the F-channel connector terminals.
- Repair an open, short, or damaged wire in the F circuit.
- Replace the pedal or throttle position sensor assembly if F fails its output check.
- Repair or replace the throttle control module only after the F sensor circuit has been verified.
Can I keep driving?
Throttle response may be reduced, hesitant, or uneven, and the vehicle may enter limp mode. Avoid hard acceleration and high-speed trips until the F circuit is checked; stop if the vehicle cannot respond predictably.
A code shows where the control module detected a fault, not always which part failed. Check the causes in order and confirm with a test before replacing parts. Have several codes? Check them together
This is a generic code: it means the same on every make. The car’s maker may add more detail in its own service information.