OBD Guide

P2553

Throttle/Fuel Inhibit A Circuit Range/Performance

P2553 is an OBD-II diagnostic trouble code meaning: Throttle/Fuel Inhibit A Circuit Range/Performance. Common causes: throttle position sensor malfunction, open or short circuit in the circuit. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Unstable engine operation
  • Power reduction
  • Increased fuel consumption
  • Check Engine light comes on
  • Problems starting the engine

Causes

  • Throttle Position Sensor Malfunction
  • Open or short circuit in the circuit
  • Problems with the engine control unit
  • Contamination or mechanical damage to the throttle valve
  • Faulty relay or fuse

How to Fix

  1. Check the integrity of wiring and connectors
  2. Test the throttle position sensor
  3. Clean throttle body
  4. Check the operation of the engine control unit
  5. Replace faulty components

Related codes

Error P2553 by Vehicle Brand

FAQ

What does the P2553 code mean?

P2553 is an OBD-II diagnostic trouble code that indicates: Throttle/Fuel Inhibit A Circuit Range/Performance

What causes a P2553 error code?

The most common causes of P2553 include: Throttle Position Sensor Malfunction; Open or short circuit in the circuit; Problems with the engine control unit; Contamination or mechanical damage to the throttle valve.

How do I fix a P2553 diagnostic trouble code?

To fix P2553: Check the integrity of wiring and connectors. Test the throttle position sensor. Clean throttle body. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2553?

Yes, but get it checked soon

How much does it cost to fix P2553?

The estimated repair cost for P2553 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat