OBD Guide

P1DCA

Park Sense Circuit Open

P1DCA is an OBD-II diagnostic trouble code meaning: Park Sense Circuit Open. Common causes: broken or damaged parking sensor circuit wires, malfunction of one or more parking sensors. Estimated repair cost: $17–67.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–67 (est.)

Symptoms

  • Parking sensors don't work
  • False positives from Park Sense
  • Error message on the dashboard
  • Intermittent parking sensor operation

Causes

  • Broken or damaged parking sensor circuit wires
  • Malfunction of one or more parking sensors
  • Problems with the Park Sense control unit
  • Oxidation of contacts in system connectors
  • Short circuit in the parking sensor circuit

How to Fix

  1. Visual inspection of the parking sensor circuit wires for damage
  2. Checking the functionality of each parking sensor
  3. Cleaning system connector contacts
  4. Checking the voltage in the parking sensor circuit
  5. Replacing faulty system components

Related codes

FAQ

What does the P1DCA code mean?

P1DCA is an OBD-II diagnostic trouble code that indicates: Park Sense Circuit Open

What causes a P1DCA error code?

The most common causes of P1DCA include: Broken or damaged parking sensor circuit wires; Malfunction of one or more parking sensors; Problems with the Park Sense control unit; Oxidation of contacts in system connectors.

How do I fix a P1DCA diagnostic trouble code?

To fix P1DCA: Visual inspection of the parking sensor circuit wires for damage. Checking the functionality of each parking sensor. Cleaning system connector contacts. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1DCA?

Limited driving only, diagnose soon

How much does it cost to fix P1DCA?

The estimated repair cost for P1DCA is $17–67. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat