OBD Guide

P1796

Kick Down Switch Circuit Malfunction

P1796 is an OBD-II diagnostic trouble code meaning: Kick Down Switch Circuit Malfunction. Common causes: kickdown switch malfunction, open or short circuit in the switch circuit. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • The car does not downshift when the gas pedal is fully pressed
  • Check Engine light comes on
  • The car goes into emergency automatic transmission mode
  • Reduced acceleration dynamics
  • Possible problems with gear shifting

Causes

  • Kickdown switch malfunction
  • Open or short circuit in the switch circuit
  • Poor contact in circuit connectors
  • Incorrect switch adjustment
  • Problems with the automatic transmission control unit

How to Fix

  1. Check the condition and adjustment of the kickdown switch
  2. Check the integrity of the wiring and contacts in the circuit
  3. Test the resistance of the switch in different positions
  4. Check for voltage in the circuit
  5. If necessary, replace the kickdown switch

Related codes

Error P1796 by Vehicle Brand

FAQ

What does the P1796 code mean?

P1796 is an OBD-II diagnostic trouble code that indicates: Kick Down Switch Circuit Malfunction

What causes a P1796 error code?

The most common causes of P1796 include: Kickdown switch malfunction; Open or short circuit in the switch circuit; Poor contact in circuit connectors; Incorrect switch adjustment.

How do I fix a P1796 diagnostic trouble code?

To fix P1796: Check the condition and adjustment of the kickdown switch. Check the integrity of the wiring and contacts in the circuit. Test the resistance of the switch in different positions. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1796?

Limited driving only, diagnose soon

How much does it cost to fix P1796?

The estimated repair cost for P1796 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat