P1810
Transmission Fluid Pressure Valve Position Switch Circuit
Severity
⚠️ MediumCan 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
- Check the level and condition of the transmission fluid
- Check the integrity of the sensor circuit
- Check the resistance and operation of the sensor
- Clean or replace connectors if necessary
- Replace valve position sensor if faulty