OBD Guide

P1810

Transmission Fluid Pressure Valve Position Switch Circuit

P1810 is an OBD-II diagnostic trouble code meaning: Transmission Fluid Pressure Valve Position Switch Circuit. Common causes: valve position sensor malfunction, open or short circuit in the circuit. Estimated repair cost: $17–56.

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

Symptoms

  • Incorrect gear shifting
  • Dips when switching
  • Delays when shifting gears
  • Switching to emergency mode of operation of the box
  • Check Engine Light Illuminates

Causes

  • Valve position sensor malfunction
  • Open or short circuit in the circuit
  • Poor contact in connectors
  • Problems with the transmission control unit
  • Contaminated or low transmission fluid level

How to Fix

  1. Check the level and condition of the transmission fluid
  2. Check the integrity of the sensor circuit
  3. Check the resistance and operation of the sensor
  4. Clean or replace connectors if necessary
  5. Replace valve position sensor if faulty

Related codes

Error P1810 by Vehicle Brand

FAQ

What does the P1810 code mean?

P1810 is an OBD-II diagnostic trouble code that indicates: Transmission Fluid Pressure Valve Position Switch Circuit

What causes a P1810 error code?

The most common causes of P1810 include: Valve position sensor malfunction; Open or short circuit in the circuit; Poor contact in connectors; Problems with the transmission control unit.

How do I fix a P1810 diagnostic trouble code?

To fix P1810: Check the level and condition of the transmission fluid. Check the integrity of the sensor circuit. Check the resistance and operation of the sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1810?

Limited driving only, diagnose soon

How much does it cost to fix P1810?

The estimated repair cost for P1810 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat