OBD Guide
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P06EC

Fuel Injector Control Module Requested MIL Illumination

P06EC is an OBD-II diagnostic trouble code meaning: Fuel Injector Control Module Requested MIL Illumination. Common causes: fuel injector malfunction detected by ficm, internal failure of the ficm itself. Estimated repair cost: $22–667.

Severity
🔴 High
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$22–667 (est.)

Symptoms

  • Check Engine light on
  • Misfire in one or more cylinders
  • Reduced engine power
  • Dark smoke from the exhaust pipe
  • Increased fuel consumption

Causes

  • Fuel injector malfunction detected by FICM
  • Internal failure of the FICM itself
  • Problems with FICM high voltage supply
  • Damage to the wiring harness between the FICM and the injectors
  • Poor quality diesel fuel causing problems with injectors

How to Fix

  1. Read all error codes, including FICM codes (manufacturer specific)
  2. Check FICM operating voltage (48 V on Ford Power Stroke)
  3. Inspect the wiring between the FICM and the injectors for damage.
  4. Perform an injector test with a diagnostic scanner
  5. Check fuel quality and diagnose injectors
  6. If the FICM is internally faulty, consider repair or replacement.

Related codes

P0201P0202P0203P0204P0300

Error P06EC by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the P06EC code mean?

P06EC is an OBD-II diagnostic trouble code that indicates: Fuel Injector Control Module Requested MIL Illumination

What causes a P06EC error code?

The most common causes of P06EC include: Fuel injector malfunction detected by FICM; Internal failure of the FICM itself; Problems with FICM high voltage supply; Damage to the wiring harness between the FICM and the injectors.

How do I fix a P06EC diagnostic trouble code?

To fix P06EC: Read all error codes, including FICM codes (manufacturer specific). Check FICM operating voltage (48 V on Ford Power Stroke). Inspect the wiring between the FICM and the injectors for damage.. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P06EC?

Yes, but get it checked soon

How much does it cost to fix P06EC?

The estimated repair cost for P06EC is $22–667. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat