AutoCodes – Audi – P1345 Audi

P1345 Audi Code - Ignition Coil Output Stage 3 Short To Ground

Quick Answer

P1345 Audi indicates Ignition Coil Output Stage 3 Short To Ground. 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: P1345 Audi indicates Ignition Coil Output Stage 3 Short To Ground.
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 2,075

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 May 17, 2019

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1345 Audi Description

OBDII Code P1345 Audi - Ignition Coil Output Stage 3 Short To Ground - AutoCodes.com — P1345 Audi Code - Ignition Coil Output Stage 3 Short To Ground

What does this mean?

What are the Possible Causes of the DTC P1345 Audi?

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

How to Fix the DTC P1345 Audi?

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 P1345 Audi 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.

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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 P1345 Audi Code

1. What are the common symptoms of OBDII code P1345 in an Audi related to the Ignition Coil Output Stage 3 Short to Ground?

The common symptoms include rough idling, engine misfires, poor acceleration, and illuminated Check Engine Light.

2. What could be the possible causes of OBDII code P1345 in an Audi indicating an Ignition Coil Output Stage 3 Short to Ground?

Possible causes may include a faulty ignition coil, damaged wiring or connectors, a short circuit in the ignition coil circuit, or a problem with the Engine Control Module (ECM).

3. How can I diagnose the issue causing OBDII code P1345 in my Audi related to the Ignition Coil Output Stage 3 Short to Ground?

Diagnosis typically involves visually inspecting the ignition coil and its wiring, performing a continuity test on the circuits, checking for any visible signs of damage, and using a scan tool to analyze the live data and pinpoint the exact cause.

4. Can driving with OBDII code P1345 related to Ignition Coil Output Stage 3 Short to Ground cause further damage to my Audi?

Continuing to drive with this issue may lead to more severe engine problems, such as permanent damage to the ignition system, catalytic converter damage, or decreased fuel efficiency.

5. How can I repair OBDII code P1345 in my Audi due to Ignition Coil Output Stage 3 Short to Ground?

Repairing this issue typically involves replacing the faulty ignition coil, repairing any damaged wiring or connectors, clearing the code with a scan tool, and performing a test drive to ensure the problem is resolved.

6. Is it safe to reset the Check Engine Light after repairing OBDII code P1345 in my Audi related to Ignition Coil Output Stage 3 Short to Ground?

Yes, it is safe to reset the Check Engine Light using a scan tool after the repair has been completed to ensure the system recognizes the issue has been resolved.

7. Can a DIY enthusiast fix OBDII code P1345 in an Audi caused by Ignition Coil Output Stage 3 Short to Ground?

While some DIY enthusiasts may have the skills to diagnose and replace an ignition coil, it is recommended to consult a professional mechanic for accurate diagnosis and repair of this issue.

8. How long does it typically take to repair OBDII code P1345 in an Audi related to Ignition Coil Output Stage 3 Short to Ground?

The repair time can vary depending on the exact cause of the issue, but it may take anywhere from 1 to 3 hours to diagnose and replace the faulty components.

9. Are there any preventive measures to avoid OBDII code P1345 in an Audi due to Ignition Coil Output Stage 3 Short to Ground?

Regular maintenance, such as inspecting the ignition system components, checking for loose or damaged wiring, and addressing any issues promptly, can help prevent this code from appearing.

10. How much does it cost to repair OBDII code P1345 in an Audi related to Ignition Coil Output Stage 3 Short to Ground?

The cost of repair can vary based on the extent of the damage and the specific components that need replacement, but it typically ranges from $150 to $400, including parts and labor.