OBD Guide
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P0352

Ignition Coil B Primary Control Circuit/Open

P0352 is an OBD-II diagnostic trouble code meaning: Ignition Coil B Primary Control Circuit/Open. Common causes: open or short circuit in the ignition coil wiring harness, ignition coil malfunction. 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 B
  • Engine troubles
  • Power reduction
  • Increased fuel consumption
  • Check Engine Light Is On

Causes

  • Open or short circuit in the ignition coil wiring harness
  • Ignition coil malfunction
  • Poor contact in coil connector
  • Engine control unit (ECU) malfunction
  • Damaged ignition fuse or relay

How to Fix

  1. Check the integrity of the ignition coil wiring harness
  2. Check the coil connector for corrosion or damage.
  3. Replace the ignition coil if necessary
  4. Check ignition system fuses and relays
  5. Check ECU output signal to ignition coil

Related codes

P0302P0351P0353P0354

Error P0352 by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the P0352 code mean?

P0352 is an OBD-II diagnostic trouble code that indicates: Ignition Coil B Primary Control Circuit/Open

What causes a P0352 error code?

The most common causes of P0352 include: Open or short circuit in the ignition coil wiring harness; Ignition coil malfunction; Poor contact in coil connector; Engine control unit (ECU) malfunction.

How do I fix a P0352 diagnostic trouble code?

To fix P0352: Check the integrity of the ignition coil wiring harness. Check the coil connector for corrosion or damage.. Replace the ignition coil if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0352?

Limited driving only, diagnose soon

How much does it cost to fix P0352?

The estimated repair cost for P0352 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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