OBD Guide

P2CD9

Turbocharger/Supercharger Boost Sensor D Circuit High

P2CD9 is an OBD-II diagnostic trouble code meaning: Turbocharger/Supercharger Boost Sensor D Circuit High. Common causes: boost pressure sensor malfunction, short circuit in the sensor circuit to power. Estimated repair cost: $28–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Reduced engine power
  • Increased fuel consumption
  • Rough engine operation
  • Check Engine Light Illuminates
  • Acceleration problems

Causes

  • Boost pressure sensor malfunction
  • Short circuit in the sensor circuit to power
  • Broken or damaged wiring
  • Problems with sensor connectors
  • ECU malfunction

How to Fix

  1. Check the boost pressure sensor for damage
  2. Check the continuity and resistance of the sensor circuit
  3. Check sensor connectors and connections
  4. Replace the boost pressure sensor if necessary
  5. Check and, if necessary, replace the computer

Related codes

Error P2CD9 by Vehicle Brand

FAQ

What does the P2CD9 code mean?

P2CD9 is an OBD-II diagnostic trouble code that indicates: Turbocharger/Supercharger Boost Sensor D Circuit High

What causes a P2CD9 error code?

The most common causes of P2CD9 include: Boost pressure sensor malfunction; Short circuit in the sensor circuit to power; Broken or damaged wiring; Problems with sensor connectors.

How do I fix a P2CD9 diagnostic trouble code?

To fix P2CD9: Check the boost pressure sensor for damage. Check the continuity and resistance of the sensor circuit. Check sensor connectors and connections. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2CD9?

Limited driving only, diagnose soon

How much does it cost to fix P2CD9?

The estimated repair cost for P2CD9 is $28–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat