AutoCodes – Jaguar – P1373 Jaguar

P1373 Jaguar Code - Ignition Coil Cylinder 3 Early Activation

Quick Answer

P1373 Jaguar indicates Ignition Coil Cylinder 3 Early Activation. Common causes include Faulty Ignition Coil, Ignition Coil harness is open or shorted, Ignition Coil circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P1373 Jaguar indicates Ignition Coil Cylinder 3 Early Activation.
Common causes: Common causes include Faulty Ignition Coil, Ignition Coil harness is open or shorted, Ignition Coil circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 1,459

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Aug 16, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1373 Jaguar Description

OBDII Code P1373 Jaguar - Ignition Coil Cylinder 3 Early Activation - AutoCodes.com — P1373 Jaguar Code - Ignition Coil Cylinder 3 Early Activation

What does this mean?

What are the Possible Causes of the DTC P1373 Jaguar?

Faulty Ignition Coil
Ignition Coil harness is open or shorted
Ignition Coil circuit poor electrical connection

How to Fix the DTC P1373 Jaguar?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1373 Jaguar code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P1373 Jaguar code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P1373 Jaguar Code

What does OBDII code P1373 mean for a Jaguar?

OBDII code P1373 indicates that there is an issue with the ignition coil for cylinder 3, specifically that it has been activated earlier than expected, which may lead to misfires or performance issues.

What symptoms might I experience with code P1373?

Common symptoms include rough idling, reduced engine performance, misfires, and increased fuel consumption. The check engine light may also illuminate.

What could cause the P1373 code to appear?

Possible causes include a faulty ignition coil for cylinder 3, wiring issues, a malfunctioning engine control module (ECM), or problems with the spark plug in that cylinder.

How can I diagnose the P1373 code?

Start by visually inspecting the ignition coil and wiring for any damage. Use an OBDII scanner to check for additional codes, and test the ignition coil and spark plug for proper function.

What repairs are typically needed to fix code P1373?

Repairs may involve replacing the faulty ignition coil for cylinder 3, fixing any damaged wiring, or replacing the spark plug. In some cases, reprogramming or replacing the ECM might be necessary.

Can I drive my Jaguar with code P1373?

While it is possible to drive with this code, it is not recommended as it may lead to further engine damage, reduced fuel efficiency, and increased emissions.

How much does it typically cost to repair code P1373?

Repair costs can vary widely depending on the specific issue, but replacing an ignition coil usually ranges from $100 to $300, including parts and labor.

Are there any preventative measures to avoid P1373 in the future?

Regular maintenance, including timely replacement of ignition coils and spark plugs, can help prevent this code from occurring. Ensuring that your vehicle's electrical system is in good condition is also important.

Is it safe to ignore the P1373 code?

Ignoring the P1373 code can lead to more severe engine performance issues and potential damage over time. It is advisable to address the code promptly to maintain your vehicle's health.