Fiat P0352 Fault Code

What Is Fiat Fault Code P0352?

The P0352 fault code on Fiat vehicles indicates an Ignition Coil B Primary / Secondary Circuit Malfunction. This means the ECU has detected an electrical fault affecting one ignition coil, often resulting in misfires and poor engine performance.

Common Symptoms of Fiat P0352

• Engine misfire, especially under load
• Rough idle or shaking engine
• Loss of power and hesitation
• Engine management light illuminated
• Increased fuel consumption
• Potential catalyst damage if ignored

Common Causes of P0352

• Failed ignition coil (Coil B)
• Damaged or corroded wiring to the coil
• Poor connector contact or water ingress
• Faulty ECU coil driver circuit
• Short to ground or power in the coil circuit

Professional Testing & Diagnosis

Ignition coil faults are often misdiagnosed. We carry out proper testing including:

• Ignition coil resistance and output testing
• Wiring continuity and short-circuit checks
• Live misfire and coil control signal analysis
• ECU driver testing before any replacement

Fiat P0352 Repair Solutions

• Ignition coil replacement (only when proven faulty)
• Wiring and connector repairs
• ECU output stage repair where required
• Fault code clearing and road test verification

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