OBD Guide

P0935

Hydraulic Pressure Sensor Circuit High

P0935 is an OBD-II diagnostic trouble code meaning: Hydraulic Pressure Sensor Circuit High. Common causes: hydraulic pressure 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

  • Transmission of the gearbox into emergency mode
  • Unstable transmission operation
  • Check engine light comes on
  • Reduced engine power
  • Gear shifting problems

Causes

  • Hydraulic pressure sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Transmission control unit malfunction
  • Problems with the hydraulic system

How to Fix

  1. Check the condition of the sensor wiring and connectors
  2. Check the functionality of the hydraulic pressure sensor
  3. Check the level and condition of the hydraulic fluid
  4. Check the operation of the transmission control unit
  5. Replace sensor if necessary

Related codes

Error P0935 by Vehicle Brand

FAQ

What does the P0935 code mean?

P0935 is an OBD-II diagnostic trouble code that indicates: Hydraulic Pressure Sensor Circuit High

What causes a P0935 error code?

The most common causes of P0935 include: Hydraulic pressure sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Transmission control unit malfunction.

How do I fix a P0935 diagnostic trouble code?

To fix P0935: Check the condition of the sensor wiring and connectors. Check the functionality of the hydraulic pressure sensor. Check the level and condition of the hydraulic fluid. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0935?

Limited driving only, diagnose soon

How much does it cost to fix P0935?

The estimated repair cost for P0935 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

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