AutoCodes – Generic – P1356

P1356 Code - Loss Of Ignition Diagnostic Module Input To PCM

Quick Answer

P1356 indicates Loss Of Ignition Diagnostic Module Input To PCM. Common causes include Faulty Pick-up coil or crankshaft position sensor, Faulty Ignition Control Module. 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: P1356 indicates Loss Of Ignition Diagnostic Module Input To PCM.
Common causes: Common causes include Faulty Pick-up coil or crankshaft position sensor, Faulty Ignition Control Module.
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 9,475

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on May 17, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1356 Description

OBDII Code P1356 - Loss Of Ignition Diagnostic Module Input To PCM - AutoCodes.com — P1356 Code - Loss Of Ignition Diagnostic Module Input To PCM

What does this mean?

What are the Possible Causes of the DTC P1356?

Faulty Pick-up coil or crankshaft position sensor
Faulty Ignition Control Module

How to Fix the DTC P1356?

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 P1356 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 P1356 code?

Need more information on how to fix the P1356 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1356 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P1356 Audi — Ignition Circuit Cylinder 1 Short to B+
P1356 BMW — Misfire During Start Cylinder 8
P1356 Buick — Ignition Control Module Output High/Pulse Detected When Grounded Cylinder 6
P1356 Cadillac — Ignition Control Module Output High/Pulse Detected When Grounded Cylinder 6
P1356 Chevrolet — Ignition Control Module Output High/Pulse Detected When Grounded Cylinder 6
P1356 Ford — Loss Of Ignition Diagnostic Module Input To PCM
P1356 GMC — Ignition Control Module Output High/Pulse Detected When Grounded Cylinder 6
P1356 Hyundai — #6 MF Signal Line Open
P1356 Lincoln — Loss Of Ignition Diagnostic Module Input To PCM
P1356 Mercury — Loss Of Ignition Diagnostic Module Input To PCM
P1356 Volkswagen — Ignition Circuit Cylinder 1 Short to B+

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 P1356 Code

1. What are common symptoms of OBDII code P1356?

- Common symptoms include engine misfires, rough idling, hesitation during acceleration, and a decrease in fuel efficiency.

2. What are the possible causes of OBDII code P1356?

- Possible causes include a faulty ignition control module, a malfunctioning ignition coil, wiring issues, or a problem with the PCM (Powertrain Control Module).

3. How can I diagnose the issue related to code P1356?

- To diagnose the issue, you can start by checking the ignition control module and ignition coil for any visible signs of damage. You can also use a scan tool to check for any other related codes stored in the PCM.

4. Is it safe to continue driving with OBDII code P1356?

- It is not recommended to continue driving with code P1356 as it can lead to further damage to the engine components and potentially cause a breakdown.

5. Can I repair OBDII code P1356 myself?

- Depending on your experience and tools available, you may be able to repair code P1356 yourself by replacing the faulty ignition control module, ignition coil, or repairing any wiring issues. However, professional assistance may be necessary for proper diagnosis and repair.

6. How much does it typically cost to fix OBDII code P1356?

- The cost of fixing code P1356 can vary depending on the underlying issue and the labor rates in your area. Costs typically range from $100 to $300 for parts and labor.

7. Are there any preventative maintenance tips to avoid OBDII code P1356?

- Regular maintenance of the ignition system, including timely replacement of spark plugs and ignition components, can help prevent issues that may trigger code P1356.

8. Will resetting the OBDII code P1356 make it go away permanently?

- Resetting the code may temporarily clear the check engine light, but if the underlying issue causing code P1356 is not addressed and fixed, the code is likely to reappear.

9. Can a low battery voltage trigger OBDII code P1356?

- Yes, a low battery voltage can sometimes trigger code P1356 as it can affect the proper functioning of the ignition system components.

10. How urgent is it to address OBDII code P1356 once it appears?

- It is advisable to address code P1356 as soon as possible to prevent potential damage to other engine components and ensure the vehicle operates safely and efficiently.