OBD Guide
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P06E2

Cylinder 12 Glow Plug Control Circuit Low

P06E2 is an OBD-II diagnostic trouble code meaning: Cylinder 12 Glow Plug Control Circuit Low. Common causes: short circuit of the heating element of the cylinder 12 spark plug, damage to the insulation of the spark plug power wire. Estimated repair cost: $9–333.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$9–333 (est.)

Symptoms

  • Check Engine light on
  • Cold starting of the V12 engine is difficult
  • White smoke when starting
  • Unstable operation after a cold start
  • The pre-heating lamp lights up abnormally

Causes

  • Short circuit of the heating element of the cylinder 12 spark plug
  • Damage to the insulation of the spark plug power wire
  • Moisture getting into the spark plug socket
  • Contact corrosion causing short circuit
  • Control module power switch malfunction

How to Fix

  1. Disconnect glow plug for cylinder 12
  2. Measure the resistance of the wire between the connector and ground (should be infinite)
  3. Check the resistance of the spark plug with an ohmmeter (short circuit - resistance is close to zero)
  4. Replace the spark plug if there is an internal short circuit.
  5. Restore wiring if there is a short circuit
  6. Check the power switches of the spark plug control module

Related codes

P06E3P06D0P06DFP0670P06E0

Error P06E2 by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the P06E2 code mean?

P06E2 is an OBD-II diagnostic trouble code that indicates: Cylinder 12 Glow Plug Control Circuit Low

What causes a P06E2 error code?

The most common causes of P06E2 include: Short circuit of the heating element of the cylinder 12 spark plug; Damage to the insulation of the spark plug power wire; Moisture getting into the spark plug socket; Contact corrosion causing short circuit.

How do I fix a P06E2 diagnostic trouble code?

To fix P06E2: Disconnect glow plug for cylinder 12. Measure the resistance of the wire between the connector and ground (should be infinite). Check the resistance of the spark plug with an ohmmeter (short circuit - resistance is close to zero). For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P06E2?

Yes, but get it checked soon

How much does it cost to fix P06E2?

The estimated repair cost for P06E2 is $9–333. Actual cost depends on your vehicle, location, and labor rates.

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