OBD Guide
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P2140

Throttle/Pedal Position Sensor/Switch E/F Voltage Correlation

P2140 is an OBD-II diagnostic trouble code meaning: Throttle/Pedal Position Sensor/Switch E/F Voltage Correlation. Common causes: malfunction of one of the throttle/gas pedal position sensors, damage to the wiring harness between the sensors and the control unit. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced engine power
  • Jerks during acceleration
  • The engine goes into emergency mode
  • Unstable idling

Causes

  • Malfunction of one of the throttle/gas pedal position sensors
  • Damage to the wiring harness between the sensors and the control unit
  • Short circuit or open circuit in the sensor circuit
  • Problems with sensor connectors
  • Engine control unit malfunction

How to Fix

  1. Check the condition of the throttle/gas pedal position sensors
  2. Inspect the wiring harness and connectors for damage.
  3. Check the integrity of the sensor circuit using a multimeter
  4. Replace the faulty sensor if necessary
  5. Clean or replace connectors if corroded

Related codes

P2138P2139P2141

Error P2140 by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the P2140 code mean?

P2140 is an OBD-II diagnostic trouble code that indicates: Throttle/Pedal Position Sensor/Switch E/F Voltage Correlation

What causes a P2140 error code?

The most common causes of P2140 include: Malfunction of one of the throttle/gas pedal position sensors; Damage to the wiring harness between the sensors and the control unit; Short circuit or open circuit in the sensor circuit; Problems with sensor connectors.

How do I fix a P2140 diagnostic trouble code?

To fix P2140: Check the condition of the throttle/gas pedal position sensors. Inspect the wiring harness and connectors for damage.. Check the integrity of the sensor circuit using a multimeter. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2140?

Limited driving only, diagnose soon

How much does it cost to fix P2140?

The estimated repair cost for P2140 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

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