The P0351 diagnostic trouble code (DTC) indicates a problem with the ignition coil 1 control circuit. The ignition coil is a crucial component of the ignition system, responsible for converting the low voltage …

What Does the P0351 Code Mean? The P0351 code indicates that the powertrain control module (PCM) detects an issue with the cylinder #1 ignition coil or its circuit.

Detailed information on troubleshooting and repairing a P0351 DTC code which refers to a circuit malfunction in the ignition coil A. Also includes links to relevant forum topics on the code.

Jul 15, 2025 · Diagnostic trouble codes offer clues to pinpoint problems and code P0351 indicates an ignition system malfunction that impedes starting or operation. Let’s explore what a P0351 code …

Dec 2, 2025 · Learn what triggers the P0351 ignition coil “A” circuit malfunction, the symptoms to watch for, and the repairs that fix it fast, so you can prevent misfires and avoid costly catalytic damage.

In this article, we’ll answer those questions and go over everything you need to know about the P0351 code. We’ll cover what it is, its causes and symptoms, and a reliable solution to resolve it.

Depending on how severe the symptoms are, the P0351 code can cause drivability issues that makes driving unsafe. Although this code should not prohibit the vehicle from being driven to a safe location, …

Code P0351 indicates there's an electrical problem in either the primary ( the computer side ) or the secondary ( the spark plug side ) of the Ignition Coil "A" Circuit.

Apr 10, 2025 · What does the P0351 error code mean? The P0351 diagnostic trouble code (DTC) stands for "Ignition Coil 'A' Primary/Secondary Circuit Malfunction." This code is triggered when the …

What Is the Cause of P0351? There can be several damages/failures causing the underlying problem of the OBD2 DTC P0351. To find the root cause of P0351, unlock the “Smart Mechanic" feature in the …