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Engine-Codes – Mitsubishi – P1320 Mitsubishi

P1320 Mitsubishi Code - Ignition Timing Retard Insufficient

Quick Answer

The P1320 diagnostic trouble code (DTC) in Mitsubishi vehicles indicates that the ignition timing retard is insufficient. Common causes include Faulty ignition coil or spark plugs, Issues with the camshaft or crankshaft position sensors, Malfunctioning ignition timing control system. 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 Mitsubishi indicates Ignition Timing Retard Insufficient.
Common causes
Common causes include Faulty ignition coil or spark plugs, Issues with the camshaft or crankshaft position sensors, Malfunctioning ignition timing control system.
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 Mitsubishi Description

The P1320 diagnostic trouble code (DTC) in Mitsubishi vehicles indicates that the ignition timing retard is insufficient. In simpler terms, this means that the engine's ignition timing is not being adjusted or retarded properly, which can lead to various performance issues. Ignition timing is crucial for the combustion process in the engine, as it determines when the spark plug ignites the air-fuel mixture in the cylinders. If the timing is not correct, it can result in poor engine performance, reduced fuel efficiency, and potential damage to the engine over time.
OBDII Code P1320 Mitsubishi - Ignition Timing Retard Insufficient
P1320 Mitsubishi Code - Ignition Timing Retard Insufficient

Common Causes of P1320 Mitsubishi

  1. Faulty ignition coil or spark plugs
  2. Issues with the camshaft or crankshaft position sensors
  3. Malfunctioning ignition timing control system
  4. Wiring or connection problems in the ignition system
  5. Engine overheating leading to ignition timing issues

Symptoms of P1320 Mitsubishi

  1. Rough idling or engine misfires
  2. Decreased acceleration and power
  3. Engine knocking or pinging sounds
  4. Poor fuel economy
  5. Check Engine Light illuminated on the dashboard

How to Fix P1320 Mitsubishi

  1. Diagnose the specific cause of the ignition timing retard insufficient code using a diagnostic scanner.
  2. Inspect and test the ignition coil, spark plugs, camshaft, crankshaft sensors, and wiring for any faults.
  3. Replace any faulty components identified during the inspection.
  4. Reset the engine control module (ECM) and clear the error code.
  5. Test drive the vehicle to ensure the issue has been resolved and the code does not reappear.

Cost to Fix P1320 Mitsubishi

The cost of repairing the P1320 code in a Mitsubishi vehicle 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 $200 to $500 for parts and labor. Keep in mind that diagnostic time and labor rates can impact the final cost, so it's advisable to check with local auto repair shops for a more accurate estimate.

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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 Mitsubishi Code

1. What are the common symptoms of OBDII code P1320 in a Mitsubishi related to Ignition Timing Retard Insufficient?

- Common symptoms include engine misfires, loss of power, rough idle, and potentially increased fuel consumption.

2. What are the possible causes of OBDII code P1320 in a Mitsubishi related to Ignition Timing Retard Insufficient?

- Causes may include a faulty ignition coil, spark plugs, ignition timing control valve, or issues with the engine control module (ECM).

3. How can I diagnose the issue related to OBDII code P1320 in a Mitsubishi?

- Diagnose by checking the ignition system components, inspecting spark plugs, testing the ignition coil, and scanning the ECM for related error codes.

4. Is it safe to continue driving with OBDII code P1320 in a Mitsubishi triggered?

- It is not recommended to continue driving with this code active, as it can lead to further engine damage and potentially unsafe driving conditions.

5. How can I repair OBDII code P1320 related to Ignition Timing Retard Insufficient in a Mitsubishi?

- Repair options may include replacing faulty ignition components, adjusting ignition timing, resetting the ECM, or seeking professional diagnostic and repair services.

6. Can a DIY enthusiast fix OBDII code P1320 in a Mitsubishi at home?

- Depending on the root cause, some DIY enthusiasts with automotive experience may be able to address this issue at home by following repair guides or manuals.

7. Are there any preventative measures to avoid triggering OBDII code P1320 in a Mitsubishi?

- Regular maintenance of the ignition system, replacing spark plugs as recommended, and addressing any engine performance issues promptly can help prevent this code from appearing.

8. How does OBDII code P1320 affect the overall performance of a Mitsubishi vehicle?

- This code can significantly impact engine performance, causing issues such as misfires, reduced power output, and decreased fuel efficiency.

9. Can weather conditions or driving habits contribute to triggering OBDII code P1320 in a Mitsubishi?

- Extreme weather conditions, prolonged idling, frequent short trips, or aggressive driving habits can potentially contribute to ignition system issues triggering this code.

10. How much should I expect to pay for repairing OBDII code P1320 in a Mitsubishi at a professional auto repair shop?

- Repair costs can vary depending on the extent of the issue, parts needed, and labor rates, but expect to pay a few hundred dollars for diagnostics and repairs related to this code.

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