OBD Guide

P110D

Throttle Position Sensor 'A' And 'B' Circuit Range/Performance Bank 1

P110D is an OBD-II diagnostic trouble code meaning: Throttle Position Sensor 'A' And 'B' Circuit Range/Performance Bank 1. Common causes: throttle position sensor a or b malfunction, problems with wiring or sensor contacts. 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
  • Unstable engine idling
  • Reduced engine power
  • Dips during acceleration
  • Increased fuel consumption

Causes

  • Throttle position sensor A or B malfunction
  • Problems with wiring or sensor contacts
  • Contamination or mechanical damage to the throttle valve
  • Sensor power problems
  • Engine ECU malfunction (rare)

How to Fix

  1. Check the condition of the throttle valve and clean if necessary
  2. Check the integrity of the wiring and contacts of the sensors
  3. Check the resistance and signals of the throttle position sensors
  4. Replace faulty throttle position sensor
  5. Reset the error and check the system operation

Related codes

FAQ

What does the P110D code mean?

P110D is an OBD-II diagnostic trouble code that indicates: Throttle Position Sensor 'A' And 'B' Circuit Range/Performance Bank 1

What causes a P110D error code?

The most common causes of P110D include: Throttle position sensor A or B malfunction; Problems with wiring or sensor contacts; Contamination or mechanical damage to the throttle valve; Sensor power problems.

How do I fix a P110D diagnostic trouble code?

To fix P110D: Check the condition of the throttle valve and clean if necessary. Check the integrity of the wiring and contacts of the sensors. Check the resistance and signals of the throttle position sensors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P110D?

Limited driving only, diagnose soon

How much does it cost to fix P110D?

The estimated repair cost for P110D is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat