OBD Guide
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P03CD

Cylinder 6 Pressure Too High

P03CD is an OBD-II diagnostic trouble code meaning: Cylinder 6 Pressure Too High. Common causes: fuel injector malfunction, problems with the ignition system. Estimated repair cost: $111–333.

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$111–333 (est.)

Symptoms

  • Power Loss
  • Engine troubles
  • Increased fuel consumption
  • Detonation

Causes

  • Fuel injector malfunction
  • Problems with the ignition system
  • Mechanical damage to the cylinder
  • Incorrect operation of the pressure sensor

How to Fix

  1. Check the fuel injector of cylinder 6
  2. Diagnose the ignition system
  3. Check compression in cylinder
  4. Inspect the pressure sensor

Related codes

P0306P0172P0175

Error P03CD by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the P03CD code mean?

P03CD is an OBD-II diagnostic trouble code that indicates: Cylinder 6 Pressure Too High

What causes a P03CD error code?

The most common causes of P03CD include: Fuel injector malfunction; Problems with the ignition system; Mechanical damage to the cylinder; Incorrect operation of the pressure sensor.

How do I fix a P03CD diagnostic trouble code?

To fix P03CD: Check the fuel injector of cylinder 6. Diagnose the ignition system. Check compression in cylinder. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P03CD?

Limited driving only, diagnose soon

How much does it cost to fix P03CD?

The estimated repair cost for P03CD is $111–333. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat