OBD Guide
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P1782

2/4-OD Pressure Switch Circuit

P1782 is an OBD-II diagnostic trouble code meaning: 2/4-OD Pressure Switch Circuit. Common causes: open or short circuit in the sensor circuit, pressure sensor malfunction. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Incorrect gear shifting
  • Switching delays
  • Dips during acceleration
  • Switching to emergency mode of the gearbox

Causes

  • Open or short circuit in the sensor circuit
  • Pressure sensor malfunction
  • Problems with the transmission control module
  • Sensor contacts are dirty

How to Fix

  1. Check the integrity of the wiring to the sensor
  2. Check the resistance of the pressure sensor
  3. Clean sensor contacts
  4. Replace pressure sensor if necessary

Related codes

P1781P1783P1784

Error P1782 by Vehicle Brand

FordLincolnMercuryVolkswagen

FAQ

What does the P1782 code mean?

P1782 is an OBD-II diagnostic trouble code that indicates: 2/4-OD Pressure Switch Circuit

What causes a P1782 error code?

The most common causes of P1782 include: Open or short circuit in the sensor circuit; Pressure sensor malfunction; Problems with the transmission control module; Sensor contacts are dirty.

How do I fix a P1782 diagnostic trouble code?

To fix P1782: Check the integrity of the wiring to the sensor. Check the resistance of the pressure sensor. Clean sensor contacts. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1782?

Yes, but get it checked soon

How much does it cost to fix P1782?

The estimated repair cost for P1782 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

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