OBD Guide
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P01D2

Cylinder 4 Injection Timing Performance - Over Advanced

P01D2 is an OBD-II diagnostic trouble code meaning: Cylinder 4 Injection Timing Performance - Over Advanced. Common causes: malfunction of the fuel injector of cylinder 4, problems with sensors (mass air flow sensor, crankshaft position sensor, camshaft position sensor). Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Misfire in cylinder 4
  • Increased fuel consumption
  • Reduced engine power
  • Unstable idle

Causes

  • Malfunction of the fuel injector of cylinder 4
  • Problems with sensors (mass air flow sensor, crankshaft position sensor, camshaft position sensor)
  • Faulty injector wiring harness
  • Problems with the engine ECU

How to Fix

  1. Check the condition of the fuel injector of cylinder 4
  2. Check sensors that affect injection timing
  3. Check the injector wiring harness for opens and shorts
  4. If necessary, replace the injector or other faulty components
  5. Reset error and test drive

Related codes

P01D0P01D1P01D3P0304

Error P01D2 by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the P01D2 code mean?

P01D2 is an OBD-II diagnostic trouble code that indicates: Cylinder 4 Injection Timing Performance - Over Advanced

What causes a P01D2 error code?

The most common causes of P01D2 include: Malfunction of the fuel injector of cylinder 4; Problems with sensors (mass air flow sensor, crankshaft position sensor, camshaft position sensor); Faulty injector wiring harness; Problems with the engine ECU.

How do I fix a P01D2 diagnostic trouble code?

To fix P01D2: Check the condition of the fuel injector of cylinder 4. Check sensors that affect injection timing. Check the injector wiring harness for opens and shorts. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P01D2?

Limited driving only, diagnose soon

How much does it cost to fix P01D2?

The estimated repair cost for P01D2 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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