AutoCodes – Chevrolet – P133A Chevrolet

P133A Chevrolet Code - Cylinder 3 Glow Plug Offset Exceeded Learning Limit

Quick Answer

The Glow Plug Control Module has not learned the glow plug offset values. Common causes include Perform Glow Plug Learn procedure, Faulty Glow Plug 3, Glow Plug 3 harness is open or shorted. 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
P133A Chevrolet indicates Cylinder 3 Glow Plug Offset Exceeded Learning Limit.
Common causes
Common causes include Perform Glow Plug Learn procedure, Faulty Glow Plug 3, Glow Plug 3 harness is open or shorted.
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 2,232
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 30, 2022
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Code P133A Chevrolet Description

The Glow Plug Control Module has not learned the glow plug offset values. If a glow plug has been replaced and the glow plug learn was not performed, or if the Glow Plug Control Module experiences an Electronically Erasable Programmable Read Only Memory (EEPROM) error or data corruption, this Diagnostic Trouble Code (DTC) to set. The DTC will be set if the glow plug hot resistance is outside a predefined threshold.
OBDII Code P133A Chevrolet - Cylinder 3 Glow Plug Offset Exceeded Learning Limit - AutoCodes.com
P133A Chevrolet Code - Cylinder 3 Glow Plug Offset Exceeded Learning Limit

What are the Possible Causes of the DTC P133A Chevrolet?

  • Perform Glow Plug Learn procedure
  • Faulty Glow Plug 3
  • Glow Plug 3 harness is open or shorted
  • Glow Plug 3 circuit poor electrical connection

How to Fix the DTC P133A Chevrolet?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P133A Chevrolet 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 P133A Chevrolet code?

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Need Help with the Code?

Get the P133A Chevrolet code diagnosed by a professional: Find a repair shop in your area

Information for Specific Chevrolet Models

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 P133A Chevrolet Code

1. What are the common symptoms of OBDII code P133A in a Chevrolet related to the Cylinder 3 Glow Plug Offset Exceeded Learning Limit?

- Common symptoms include rough idle, reduced engine performance, and possibly a Check Engine light illuminating on the dashboard.

2. What could cause the OBDII code P133A in a Chevrolet indicating Cylinder 3 Glow Plug Offset Exceeded Learning Limit?

- This code is often triggered by issues such as a faulty glow plug, wiring problems, or a malfunctioning engine control module (ECM).

3. How can I diagnose the Cylinder 3 Glow Plug Offset Exceeded Learning Limit issue in my Chevrolet?

- Diagnosis typically involves checking the glow plug in cylinder 3, inspecting the wiring for any damage, and using a diagnostic scanner to read the code and identify the specific problem.

4. Is it safe to continue driving with OBDII code P133A related to Cylinder 3 Glow Plug Offset Exceeded Learning Limit?

- It is not recommended to drive with this code present, as it can lead to decreased engine performance and potential long-term damage if left unresolved.

5. Can I repair the OBDII code P133A in my Chevrolet myself?

- While some DIY enthusiasts may be able to address simple causes like a faulty glow plug, it is advisable to seek professional help for an accurate diagnosis and proper repair of this issue.

6. How much does it typically cost to repair the Cylinder 3 Glow Plug Offset Exceeded Learning Limit issue in a Chevrolet?

- The cost of repair can vary depending on the cause of the problem, but it may range from $100 to $300 for parts and labor.

7. Are there any preventive measures I can take to avoid triggering the OBDII code P133A in my Chevrolet?

- Regular maintenance, such as checking the glow plugs and the wiring, can help prevent issues that may lead to this code being triggered.

8. Will resetting the Check Engine light make the OBDII code P133A related to Cylinder 3 Glow Plug Offset Exceeded Learning Limit go away?

- Resetting the Check Engine light without addressing the underlying issue will not fix the problem; the code is likely to reappear once the ECM detects the fault again.

9. Can a faulty glow plug in cylinder 3 cause other engine problems besides triggering the OBDII code P133A in a Chevrolet?

- Yes, a faulty glow plug can lead to issues like hard starting, increased emissions, and decreased fuel efficiency in addition to triggering this specific diagnostic trouble code.

10. Is it necessary to replace all glow plugs if one is found to be faulty when dealing with the OBDII code P133A in a Chevrolet?

- While it is recommended to replace all glow plugs if one is faulty to ensure consistent performance, the immediate priority should be addressing the specific issue causing the P133A code.

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