OBD Guide

P2791

Gate Select Direction Circuit Low

P2791 is an OBD-II diagnostic trouble code meaning: Gate Select Direction Circuit Low. Common causes: open or short circuit in control circuit, shift solenoid valve malfunction. 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 of the gearbox into emergency mode
  • Check Engine Light Illuminates
  • Reduced vehicle dynamics
  • Problems when switching between driving modes

Causes

  • Open or short circuit in control circuit
  • Shift solenoid valve malfunction
  • Problems with the transmission control unit
  • Wiring harness damage
  • Poor contact in connectors

How to Fix

  1. Check the integrity of the control circuit
  2. Check the condition of the solenoid valve
  3. Inspect the wiring harness for damage
  4. Check contacts in connectors
  5. If necessary, replace faulty components

Related codes

Error P2791 by Vehicle Brand

FAQ

What does the P2791 code mean?

P2791 is an OBD-II diagnostic trouble code that indicates: Gate Select Direction Circuit Low

What causes a P2791 error code?

The most common causes of P2791 include: Open or short circuit in control circuit; Shift solenoid valve malfunction; Problems with the transmission control unit; Wiring harness damage.

How do I fix a P2791 diagnostic trouble code?

To fix P2791: Check the integrity of the control circuit. Check the condition of the solenoid valve. Inspect the wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2791?

Limited driving only, diagnose soon

How much does it cost to fix P2791?

The estimated repair cost for P2791 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

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