Engine-CodesKIA – P1587 KIA

P1587 KIA Code - CAN Communication Error MT/AT Recognition Error

Quick Answer

The P1587 code for KIA vehicles indicates a CAN communication error related to the recognition of whether the vehicle is in manual transmission (MT) or automatic transmission (AT) mode. Common causes include Faulty wiring or connections in the CAN network, Malfunctioning transmission control module (TCM), Sensor issues related to transmission recognition. 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
P1587 KIA indicates CAN Communication Error MT/AT Recognition Error.
Common causes
Common causes include Faulty wiring or connections in the CAN network, Malfunctioning transmission control module (TCM), Sensor issues related to transmission recognition.
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.
Table of contents Created and updated by William Orellana on Sep 09, 2024
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Code P1587 KIA Description

The P1587 code for KIA vehicles indicates a CAN communication error related to the recognition of whether the vehicle is in manual transmission (MT) or automatic transmission (AT) mode. The Controller Area Network (CAN) system in modern vehicles is responsible for facilitating communication between various electronic control units (ECUs) throughout the vehicle. When this error occurs, it can lead to issues with the proper operation of the transmission and related systems.

OBDII Code P1587 KIA - CAN Communication Error MT/AT Recognition Error
P1587 KIA Code - CAN Communication Error MT/AT Recognition Error

Common Causes of P1587 KIA

  1. Faulty wiring or connections in the CAN network
  2. Malfunctioning transmission control module (TCM)
  3. Sensor issues related to transmission recognition
  4. Software glitches or programming errors in the vehicle's ECUs
  5. Damage to components in the transmission system

Symptoms of P1587 KIA

  1. Rough or erratic shifting behavior
  2. Stalling or difficulty starting the vehicle
  3. Check engine light illuminated on the dashboard
  4. Lack of response or delayed engagement when shifting gears
  5. Loss of power or acceleration issues

How to Fix P1587 KIA

  1. Conduct a thorough diagnostic scan to retrieve the specific error codes and pinpoint the source of the communication error.
  2. Inspect the wiring and connections in the CAN network for any signs of damage or corrosion, repairing or replacing as necessary.
  3. Check the transmission control module (TCM) for proper functioning and potential reprogramming or replacement.
  4. Test and calibrate sensors related to transmission recognition to ensure they are working correctly.
  5. Clear the error codes and test drive the vehicle to confirm that the issue has been resolved.

Cost to Fix P1587 KIA

The typical repair costs for addressing a P1587 code in a KIA vehicle can vary depending on the specific cause of the communication error. In general, the cost of parts and labor for this repair could range from $200 to $500. It's important to note that the actual cost may be higher or lower based on the extent of the issue and the rates charged by auto repair shops. Factors such as location, vehicle make and model, and engine type can also influence the final repair bill. It's advisable to consult with a trusted mechanic or dealership to get an accurate estimate for addressing this particular fault code.

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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 P1587 KIA Code

1. What does the OBDII code P1587 mean on a Kia?

P1587 indicates a "CAN Communication Error MT/AT Recognition Error," meaning the vehicle's control modules are having trouble communicating whether the car is equipped with a manual (MT) or automatic (AT) transmission.

2. What are the symptoms of the P1587 code on a Kia?

Common symptoms include the Check Engine Light illuminated, erratic shifting (for AT), lack of power, or failure to detect the correct transmission type.

3. What causes the P1587 code on a Kia?

Typical causes include a fault in the CAN communication wiring, a defective transmission control module (TCM), a failing engine control module (ECM), or a software error.

4. How is the P1587 code diagnosed?

A technician will use a scan tool to check for other related codes, inspect the CAN communication wiring, and test the ECM and TCM for proper operation.

5. Can the P1587 code cause drivability issues?

Yes, it can lead to drivability problems such as improper gear shifting, reduced engine performance, or the inability to start the vehicle.

6. Is it safe to drive with the P1587 code?

Driving with this code is not recommended, as it can cause unpredictable transmission behavior or worsen the issue over time.

7. How do you fix the P1587 code on a Kia?

Repairs may involve inspecting and repairing CAN wiring, reprogramming or replacing the ECM/TCM, or ensuring proper transmission type recognition.

8. Can a dead battery cause the P1587 code?

Yes, a weak or dead battery can disrupt CAN communication and trigger the P1587 code.

9. How much does it cost to fix the P1587 code on a Kia?

Repair costs can vary widely but typically range from $100 to $1,000, depending on whether the issue lies with wiring, reprogramming, or replacing a module.

10. Can the P1587 code clear itself?

The code may temporarily clear if the issue is intermittent, but the underlying problem will likely return and require professional attention.

Discuss the causes and fixes for P1587 KIA OBDII Code

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