OBD Guide

P2790

Gate Select Direction Circuit

P2790 is an OBD-II diagnostic trouble code meaning: Gate Select Direction Circuit. Common causes: open or short circuit in control circuit, poor contact in connectors. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Incorrect gear shifting
  • Transmission transition to emergency mode
  • Check Engine Light Illuminates
  • Reduced vehicle dynamics
  • Possible jerking when changing gears

Causes

  • Open or short circuit in control circuit
  • Poor contact in connectors
  • Shift solenoid valve malfunction
  • Problems with the transmission control unit
  • Mechanical faults in the gearbox

How to Fix

  1. Check the integrity of the wiring and connectors in the control circuit
  2. Check the resistance of the shift solenoid valve
  3. Scan the transmission control module for additional errors
  4. If necessary, replace faulty circuit components
  5. Adapt the gearbox after repair

Related codes

Error P2790 by Vehicle Brand

FAQ

What does the P2790 code mean?

P2790 is an OBD-II diagnostic trouble code that indicates: Gate Select Direction Circuit

What causes a P2790 error code?

The most common causes of P2790 include: Open or short circuit in control circuit; Poor contact in connectors; Shift solenoid valve malfunction; Problems with the transmission control unit.

How do I fix a P2790 diagnostic trouble code?

To fix P2790: Check the integrity of the wiring and connectors in the control circuit. Check the resistance of the shift solenoid valve. Scan the transmission control module for additional errors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2790?

Limited driving only, diagnose soon

How much does it cost to fix P2790?

The estimated repair cost for P2790 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat