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P1336 Isuzu Code - Crankshaft Position Sensor System Variation Not Learned

Quick Answer

The diagnostic trouble code P1336 for Isuzu vehicles indicates that the Crankshaft Position Sensor System Variation has not been learned by the Engine Control Module (ECM). Common causes include Faulty crankshaft position sensor, Damaged wiring or connections to the sensor, ECM software issue. 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
P1336 Isuzu indicates Crankshaft Position Sensor System Variation Not Learned.
Common causes
Common causes include Faulty crankshaft position sensor, Damaged wiring or connections to the sensor, ECM software issue.
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 10, 2024
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Code P1336 Isuzu Description

The diagnostic trouble code P1336 for Isuzu vehicles indicates that the Crankshaft Position Sensor System Variation has not been learned by the Engine Control Module (ECM). This means that the ECM has not been able to accurately determine the position of the crankshaft in relation to the engine's timing. The crankshaft position sensor is a crucial component that helps the ECM control ignition timing and fuel injection, ensuring optimal engine performance. When the ECM cannot learn the variation in the crankshaft position sensor system, it can lead to issues with engine timing, misfires, rough idling, and even stalling.

OBDII Code P1336 Isuzu - Crankshaft Position Sensor System Variation Not Learned
P1336 Isuzu Code - Crankshaft Position Sensor System Variation Not Learned

Common Causes of P1336 Isuzu

  1. Faulty crankshaft position sensor
  2. Damaged wiring or connections to the sensor
  3. ECM software issue
  4. Engine timing chain or belt issues
  5. Engine mechanical problems

Symptoms of P1336 Isuzu

  1. Engine misfires
  2. Rough idling or stalling
  3. Loss of power
  4. Check Engine Light illuminated
  5. Difficulty starting the engine

How to Fix P1336 Isuzu

  1. Begin by diagnosing the root cause of the P1336 code using a diagnostic scanner to read the specific data and pinpoint the issue.
  2. Inspect the crankshaft position sensor for any signs of damage or malfunction. Replace the sensor if necessary.
  3. Check the wiring and connections to the sensor for any breaks, corrosion, or loose connections. Repair or replace as needed.
  4. If the issue persists, update the ECM software to the latest version to ensure proper communication with the crankshaft position sensor.
  5. Verify the engine timing chain or belt is properly aligned and functioning correctly to prevent any additional issues with the crankshaft position sensor system.

Cost to Fix P1336 Isuzu

The typical repair costs for addressing the P1336 code can vary depending on the specific cause of the issue. On average, the cost of replacing a faulty crankshaft position sensor can range from $100 to $250, including parts and labor. However, additional expenses may be incurred if wiring repairs or ECM software updates are necessary. It is essential to consult with a professional mechanic to receive an accurate estimate based on the vehicle's make and model, as well as the extent of the repairs required. Keep in mind that labor rates can vary based on location, with rates typically ranging between $80 and $150 per hour.

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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 P1336 Isuzu Code

1. What are the common symptoms of OBDII code P1336 (Isuzu) related to the Crankshaft Position Sensor System Variation Not Learned?

- Common symptoms include rough idling, stalling, poor acceleration, and difficulty starting the vehicle.

2. What does the OBDII code P1336 (Isuzu) indicate about the Crankshaft Position Sensor System Variation Not Learned?

- This code indicates that the vehicle's Engine Control Module (ECM) has not learned the variation in the crankshaft position sensor signal.

3. What are the possible causes of OBDII code P1336 (Isuzu) being triggered?

- Possible causes include a faulty crankshaft position sensor, a damaged sensor connector, wiring issues, or an ECM software glitch.

4. How can I diagnose the cause of OBDII code P1336 (Isuzu) myself?

- You can start by checking the crankshaft position sensor and its connector for any visible damage or corrosion. Ensure the wiring is intact and properly connected.

5. Can driving with OBDII code P1336 (Isuzu) cause further damage to the vehicle?

- Continuing to drive with this code may lead to poor engine performance, increased fuel consumption, and potential damage to other engine components over time.

6. Is it safe to ignore OBDII code P1336 (Isuzu) and continue driving the vehicle?

- It is not recommended to ignore this code, as it can lead to more severe issues and potentially leave you stranded if the problem worsens.

7. How can I repair OBDII code P1336 (Isuzu) related to the Crankshaft Position Sensor System Variation Not Learned?

- Repair typically involves relearning the sensor variation using a professional diagnostic tool, replacing the crankshaft position sensor if necessary, or addressing any wiring issues.

8. Can a DIY enthusiast resolve OBDII code P1336 (Isuzu) on their own?

- Depending on the skill level and tools available, some DIY enthusiasts may be able to address this code by checking the sensor, connector, and wiring before seeking professional help.

9. How much does it cost to repair OBDII code P1336 (Isuzu)?

- The cost of repair can vary depending on the root cause of the issue, with potential costs including sensor replacement, labor charges, and diagnostic fees.

10. How long does it typically take to repair OBDII code P1336 (Isuzu)?

- The repair time can vary based on the complexity of the issue and the availability of parts, but it is generally recommended to address the problem promptly to avoid further complications.

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