AutoCodes – KIA – P1529 KIA

P1529 KIA Code - TCM MIL On Request Signal

Quick Answer

The Transmission Control Module (TCM) can request activation of the Malfunction Illumination Lamp (MIL) lamp Via a communication line to the Engine Control Module (ECM). Common causes include Check for transmission codes. 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: P1529 KIA indicates TCM MIL On Request Signal.
Common causes: Common causes include Check for transmission codes.
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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 39,188

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Feb 21, 2020

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P1529 KIA Description

The Transmission Control Module (TCM) can request activation of the Malfunction Illumination Lamp (MIL) lamp Via a communication line to the Engine Control Module (ECM). This is only a request from TCM to ECM to turn the MIL on. The fault code is stored in the TCM. Select Transaxle system on the Scantool and monitor DTC related automatic transaxle system.

OBDII Code P1529 KIA - TCM MIL On Request Signal - AutoCodes.com — P1529 KIA Code - TCM MIL On Request Signal

What does this mean?

What are the Possible Causes of the DTC P1529 KIA?

Check for transmission codes.

How to Fix the DTC P1529 KIA?

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 does this mean?

Code Tech Notes

The code means that there is a problem with transmission. The Transmission Control Module (TCM) sends a signal to the Engine Control Module (ECM) to turn the engine light ON. Check the Transmission Control Module (TCM) for codes. Note: No all the scanner can read Transmission Control Module (TCM) codes.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1529 KIA 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 P1529 KIA code?

Need more information on how to fix the P1529 KIA code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1529 KIA code diagnosed by a professional: Find a repair shop in your area

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 P1529 KIA Code

1. What are the common symptoms of OBDII code P1529 in a KIA, related to the TCM MIL On Request Signal?

- Common symptoms include the Malfunction Indicator Lamp (MIL) staying illuminated and issues with the transmission shifting smoothly.

2. What are the possible causes of OBDII code P1529 in a KIA?

- The most common causes are a faulty transmission control module (TCM), wiring issues, or a malfunctioning MIL request switch.

3. How can I diagnose the TCM MIL On Request Signal issue in my KIA?

- To diagnose this problem, you can use an OBDII scanner to read the code, check the TCM for any visible damage, and inspect the wiring for any signs of wear or corrosion.

4. Can I continue driving my KIA with OBDII code P1529 present?

- It is not recommended to continue driving with this code active, as it can lead to further damage to the transmission and other components. It's best to address the issue promptly.

5. How do I repair OBDII code P1529 in my KIA?

- Repairing this code may involve replacing the TCM, repairing or replacing damaged wiring, or fixing the MIL request switch. It's recommended to consult a professional mechanic for an accurate diagnosis and repair.

6. Is it possible to reset the OBDII code P1529 in a KIA without fixing the underlying issue?

- While you can clear the code with an OBDII scanner, the underlying issue causing the code will still persist. It's essential to address the root cause of the problem to prevent it from reoccurring.

7. How much does it typically cost to repair OBDII code P1529 in a KIA?

- The cost of repairing this code can vary depending on the specific issue causing it, but it may range from $200 to $600, including parts and labor.

8. Can a DIY enthusiast fix OBDII code P1529 in a KIA, or is professional help necessary?

- While some DIY enthusiasts may have the skills to diagnose and repair this code, it's a complex issue involving the transmission system. Professional help is recommended to ensure proper diagnosis and repair.

9. Will OBDII code P1529 cause my KIA to fail an emissions test?

- Yes, this code can cause your KIA to fail an emissions test, as it indicates a malfunction in the transmission control system, which can affect the vehicle's emissions.

10. How can I prevent OBDII code P1529 from occurring in my KIA in the future?

- To prevent this code from occurring, it's essential to maintain your KIA regularly, address any transmission-related issues promptly, and avoid harsh driving habits that can strain the transmission system.