OBD Guide

P2620

Throttle Position Output Circuit/Open

P2620 is an OBD-II diagnostic trouble code meaning: Throttle Position Output Circuit/Open. Common causes: broken or damaged tps circuit wires, oxidation of sensor contacts or connector. Estimated repair cost: $17–56.

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

Symptoms

  • Unstable engine idling
  • Dips when pressing the gas pedal
  • Increased fuel consumption
  • Check Engine light comes on
  • Reduced engine power

Causes

  • Broken or damaged TPS circuit wires
  • Oxidation of sensor contacts or connector
  • Throttle Position Sensor Malfunction
  • Problems in the engine ECU
  • Short circuit in the circuit

How to Fix

  1. Check the integrity of the wiring and connectors of the TPS circuit
  2. Clean the contacts of the sensor and connector from oxidation
  3. Check the resistance and signal of the TPS sensor
  4. Replace the throttle position sensor if necessary
  5. Check and, if necessary, replace the engine ECU

Related codes

Error P2620 by Vehicle Brand

FAQ

What does the P2620 code mean?

P2620 is an OBD-II diagnostic trouble code that indicates: Throttle Position Output Circuit/Open

What causes a P2620 error code?

The most common causes of P2620 include: Broken or damaged TPS circuit wires; Oxidation of sensor contacts or connector; Throttle Position Sensor Malfunction; Problems in the engine ECU.

How do I fix a P2620 diagnostic trouble code?

To fix P2620: Check the integrity of the wiring and connectors of the TPS circuit. Clean the contacts of the sensor and connector from oxidation. Check the resistance and signal of the TPS sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2620?

Limited driving only, diagnose soon

How much does it cost to fix P2620?

The estimated repair cost for P2620 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat