OBD Guide

P0228

Throttle/Pedal Position Sensor/Switch C Circuit High

P0228 is an OBD-II diagnostic trouble code meaning: Throttle/Pedal Position Sensor/Switch C Circuit High. Common causes: short circuit in the sensor circuit to power, throttle/pedal position sensor malfunction. Estimated repair cost: $33–111.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–111 (est.)

Symptoms

  • Rough engine idling
  • Dips when pressing the gas pedal
  • Check Engine Light Illuminates
  • Reduced engine power
  • Switching to emergency mode

Causes

  • Short circuit in the sensor circuit to power
  • Throttle/pedal position sensor malfunction
  • Wiring harness damage
  • Poor contact in connectors
  • ECU malfunction

How to Fix

  1. Check position sensor circuit C for voltage.
  2. Inspect the wiring harness for damage
  3. Check the sensor and ECU connectors for oxidation
  4. Test position sensor
  5. If necessary, replace the sensor or repair the wiring harness
  6. Reset the error and check the system operation

Related codes

Error P0228 by Vehicle Brand

FAQ

What does the P0228 code mean?

P0228 is an OBD-II diagnostic trouble code that indicates: Throttle/Pedal Position Sensor/Switch C Circuit High

What causes a P0228 error code?

The most common causes of P0228 include: Short circuit in the sensor circuit to power; Throttle/pedal position sensor malfunction; Wiring harness damage; Poor contact in connectors.

How do I fix a P0228 diagnostic trouble code?

To fix P0228: Check position sensor circuit C for voltage.. Inspect the wiring harness for damage. Check the sensor and ECU connectors for oxidation. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0228?

Limited driving only, diagnose soon

How much does it cost to fix P0228?

The estimated repair cost for P0228 is $33–111. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat