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Code
P0352
Ignition

Ignition coil B primary/secondary circuit malfunction

The ignition coil B circuit has an electrical fault.

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Most likely causes

  1. Faulty coil
  2. Wiring fault
  3. Bad ECM driver

Symptoms you may notice

  • Misfire
  • Rough idle

Checks to run

  1. Swap the coil
  2. Test the circuit

Tools you may need

Multimeter
Always diagnose before replacing. Codes share symptoms; confirm the cause with measurements before buying parts.

Related codes in Ignition

P0351

Ignition coil A primary/secondary circuit malfunction

 P0353

Ignition coil C primary/secondary circuit malfunction
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