OBD Guide
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P06CD

Cylinder 9 Glow Plug Incorrect

P06CD is an OBD-II diagnostic trouble code meaning: Cylinder 9 Glow Plug Incorrect. Common causes: faulty glow plug cylinder 9, open or short circuit in circuit wiring. Estimated repair cost: $6–22.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$6–22 (est.)

Symptoms

  • Difficulty starting the engine at low temperatures
  • Uneven engine operation after a cold start
  • White or bluish smoke from the exhaust pipe
  • Check Engine Light Is On
  • Increased diesel fuel consumption

Causes

  • Faulty glow plug cylinder 9
  • Open or short circuit in circuit wiring
  • Oxidation of glow plug connector contacts
  • Malfunction of the glow plug control module
  • Insufficient voltage on-board network

How to Fix

  1. Connect a diagnostic scanner and read all available error codes
  2. Inspect the wiring and glow plug connector of cylinder 9 for damage and oxidation
  3. Check the resistance of the glow plug with an ohmmeter (the norm is 0.5–2 Ohm)
  4. Check the supply voltage at the spark plug connector when the ignition is turned on.
  5. Replace a faulty glow plug if the parameters deviate
  6. Check the operation of the glow plug control module if the wiring is correct.

Related codes

P06CCP06CEP0670P0671P0672

Error P06CD by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the P06CD code mean?

P06CD is an OBD-II diagnostic trouble code that indicates: Cylinder 9 Glow Plug Incorrect

What causes a P06CD error code?

The most common causes of P06CD include: Faulty glow plug cylinder 9; Open or short circuit in circuit wiring; Oxidation of glow plug connector contacts; Malfunction of the glow plug control module.

How do I fix a P06CD diagnostic trouble code?

To fix P06CD: Connect a diagnostic scanner and read all available error codes. Inspect the wiring and glow plug connector of cylinder 9 for damage and oxidation. Check the resistance of the glow plug with an ohmmeter (the norm is 0.5–2 Ohm). For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P06CD?

Yes, but get it checked soon

How much does it cost to fix P06CD?

The estimated repair cost for P06CD is $6–22. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat