OBD Guide

P11CF

Throttle/Pedal Positio Sensor/Switch 'D' Circuit Voltage High

P11CF is an OBD-II diagnostic trouble code meaning: Throttle/Pedal Positio Sensor/Switch 'D' Circuit Voltage High. Common causes: throttle position sensor malfunction, open or short circuit in the sensor circuit. 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
  • The car goes into emergency mode
  • Unstable engine operation at idle
  • Dips during acceleration

Causes

  • Throttle Position Sensor Malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Wiring Harness Problems
  • Engine ECU malfunction

How to Fix

  1. Check the condition of the throttle position sensor
  2. Check the integrity of the sensor circuit and connectors
  3. Measure resistance and voltage at the sensor
  4. Replace sensor if necessary
  5. Check and update the ECU firmware if necessary

Related codes

FAQ

What does the P11CF code mean?

P11CF is an OBD-II diagnostic trouble code that indicates: Throttle/Pedal Positio Sensor/Switch 'D' Circuit Voltage High

What causes a P11CF error code?

The most common causes of P11CF include: Throttle Position Sensor Malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Wiring Harness Problems.

How do I fix a P11CF diagnostic trouble code?

To fix P11CF: Check the condition of the throttle position sensor. Check the integrity of the sensor circuit and connectors. Measure resistance and voltage at the sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P11CF?

Limited driving only, diagnose soon

How much does it cost to fix P11CF?

The estimated repair cost for P11CF is $17–56. Actual cost depends on your vehicle, location, and labor rates.

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