OBD Guide

P2DDD

Fuel Injection Quantity C Higher Than Expected

P2DDD is an OBD-II diagnostic trouble code meaning: Fuel Injection Quantity C Higher Than Expected. Common causes: cylinder c fuel injector malfunction, problems with the fuel rail pressure sensor. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Increased fuel consumption
  • Unstable engine operation
  • Power Loss
  • Black smoke from the exhaust pipe
  • Check Engine light comes on

Causes

  • Cylinder C fuel injector malfunction
  • Problems with the fuel rail pressure sensor
  • Contamination or damage to the air flow sensor
  • Engine ECU malfunction
  • Leaks in the fuel system

How to Fix

  1. Check the condition of the fuel injector of cylinder C
  2. Diagnose the pressure sensor in the fuel rail
  3. Check the MAF readings
  4. Scan the ECU for errors
  5. Check the fuel system for leaks

Related codes

Error P2DDD by Vehicle Brand

FAQ

What does the P2DDD code mean?

P2DDD is an OBD-II diagnostic trouble code that indicates: Fuel Injection Quantity C Higher Than Expected

What causes a P2DDD error code?

The most common causes of P2DDD include: Cylinder C fuel injector malfunction; Problems with the fuel rail pressure sensor; Contamination or damage to the air flow sensor; Engine ECU malfunction.

How do I fix a P2DDD diagnostic trouble code?

To fix P2DDD: Check the condition of the fuel injector of cylinder C. Diagnose the pressure sensor in the fuel rail. Check the MAF readings. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2DDD?

Yes, but get it checked soon

How much does it cost to fix P2DDD?

The estimated repair cost for P2DDD is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat