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Engine-Codes – Suzuki – P1320 Suzuki

P1320 Suzuki Code - Crankshaft Segment Malfunction

Quick Answer

The P1320 code for Suzuki vehicles indicates a Crankshaft Segment Malfunction. Common causes include Faulty ignition coil, Wiring issues in the ignition coil circuit, Powertrain control module (PCM) malfunction. 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
P1320 Suzuki indicates Crankshaft Segment Malfunction.
Common causes
Common causes include Faulty ignition coil, Wiring issues in the ignition coil circuit, Powertrain control module (PCM) malfunction.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 02, 2025
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Code P1320 Suzuki Description

The P1320 code for Suzuki vehicles indicates a Crankshaft Segment Malfunction. This code is usually associated with a fault in the ignition coil or ignition coil circuit. The ignition coil is responsible for converting the low voltage from the battery into the high voltage needed to create a spark in the spark plugs. A malfunction in this component can lead to misfires, poor engine performance, and even engine stalling.
OBDII Code P1320 Suzuki - Crankshaft Segment Malfunction
P1320 Suzuki Code - Crankshaft Segment Malfunction

Common Causes of P1320 Suzuki

  1. Faulty ignition coil
  2. Wiring issues in the ignition coil circuit
  3. Powertrain control module (PCM) malfunction
  4. Corrosion or damage to electrical connections
  5. Spark plug issues

Symptoms of P1320 Suzuki

  1. Rough idling
  2. Engine misfires
  3. Hesitation during acceleration
  4. Decreased fuel efficiency
  5. Engine stalling

How to Fix P1320 Suzuki

  1. Begin by diagnosing the specific cause of the code with a diagnostic scan tool to determine if the issue lies with the ignition coil, wiring, or PCM.
  2. Inspect the ignition coil and wiring for any visible damage or corrosion. Replace any faulty components.
  3. Test the ignition coil with a multimeter to ensure it is functioning correctly. Replace if necessary.
  4. Clear the code from the vehicle's computer system using the diagnostic scan tool.
  5. Test drive the vehicle to ensure the issue has been resolved and the code does not reappear.

Cost to Fix P1320 Suzuki

The cost of repairing a P1320 code can vary depending on the specific cause of the issue and the labor rates in your area. On average, you can expect to pay anywhere from $150 to $500 for parts and labor. Keep in mind that rates at auto repair shops can vary, so it's best to get a few quotes before proceeding with the repair. Additionally, factors such as the vehicle make and model can also impact the overall cost of the repair.

What does this mean?

Tech Notes for P1320 Suzuki

Segment Time Adaption At The Limit

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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 P1320 Suzuki Code

What does the OBDII code P1320 indicate for my Suzuki?

The OBDII code P1320 indicates a Crankshaft Segment Malfunction, which means there is an issue with the crankshaft position sensor or its signal.

What are the common symptoms associated with the P1320 code?

Common symptoms include engine misfires, rough idling, difficulty starting the engine, and the check engine light being illuminated.

What could cause the P1320 code to trigger in my Suzuki?

Causes may include a faulty crankshaft position sensor, damaged wiring or connectors, issues with the engine control unit (ECU), or a malfunctioning timing belt or chain.

How can I diagnose the P1320 code?

To diagnose the P1320 code, use an OBDII scanner to verify the code, inspect the crankshaft position sensor and wiring for damage, and check the ECU for proper operation.

What repairs are recommended to fix the P1320 code?

Repairs may include replacing a faulty crankshaft position sensor, repairing damaged wiring or connectors, or reprogramming or replacing the ECU if necessary.

Can I drive my Suzuki with the P1320 code?

While it might be possible to drive with the P1320 code, it is not recommended as it can lead to engine performance issues and potential damage.

How much does it typically cost to repair the P1320 code?

Repair costs can vary widely, generally ranging from $100 to $500 depending on whether you need to replace the sensor, repair wiring, or address ECU issues.

Will clearing the P1320 code resolve the issue permanently?

Clearing the code will not resolve the issue permanently; the underlying problem must be diagnosed and repaired to prevent the code from reappearing.

Is the P1320 code specific to certain Suzuki models?

The P1320 code can appear in various Suzuki models, particularly those with similar engine designs, but it is not limited to one specific model.

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