OBD Guide

P0854

Drive Switch Input Circuit Low

P0854 is an OBD-II diagnostic trouble code meaning: Drive Switch Input Circuit Low. Common causes: drive mode switch malfunction, open or short circuit in the circuit. Estimated repair cost: $17–56.

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

Symptoms

  • Incorrect display of the current transmission mode on the dashboard
  • Gear shifting problems
  • Check Engine light comes on
  • The car may not come out of parking mode
  • Reduced transmission efficiency

Causes

  • Drive mode switch malfunction
  • Open or short circuit in the circuit
  • Poor contact in connectors
  • Problems with the transmission control unit
  • Switch contact corrosion

How to Fix

  1. Check the condition of the driving mode switch
  2. Inspect the chain for breaks and damage
  3. Check the quality of connections and contacts
  4. Test the operation of the transmission control unit
  5. If necessary, replace the switch or repair the circuit

Related codes

Error P0854 by Vehicle Brand

FAQ

What does the P0854 code mean?

P0854 is an OBD-II diagnostic trouble code that indicates: Drive Switch Input Circuit Low

What causes a P0854 error code?

The most common causes of P0854 include: Drive mode switch malfunction; Open or short circuit in the circuit; Poor contact in connectors; Problems with the transmission control unit.

How do I fix a P0854 diagnostic trouble code?

To fix P0854: Check the condition of the driving mode switch. Inspect the chain for breaks and damage. Check the quality of connections and contacts. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0854?

Limited driving only, diagnose soon

How much does it cost to fix P0854?

The estimated repair cost for P0854 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat