AutoCodes – Chrysler – B1A25 Chrysler

B1A25 Chrysler Code - Invalid Key

Quick Answer

The B1A25 code is set when the Keyless Ignition Node (KIN)/IGnition Node Module (IGNM) does not receive a valid Fob-Integrated-Key (FOBIK) response; or the key that is being used is programmed for a different vehicle. Common causes include Fob-Integrated-Key (FOBIK) Not Programmed. 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: B1A25 Chrysler indicates Invalid Key.
Common causes: Common causes include Fob-Integrated-Key (FOBIK) Not Programmed.
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 5,548

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 Aug 12, 2019

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

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

Code B1A25 Chrysler Description

OBDII Code B1A25 Chrysler - Invalid Key - AutoCodes.com — B1A25 Chrysler Code - Invalid Key

What does this mean?

What are the Possible Causes of the DTC B1A25 Chrysler?

Fob-Integrated-Key (FOBIK) Not Programmed

How to Fix the DTC B1A25 Chrysler?

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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1A25 Chrysler 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 B1A25 Chrysler code?

Need more information on how to fix the B1A25 Chrysler code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1A25 Chrysler 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 B1A25 Chrysler Code

1. What are common symptoms of OBDII code B1A25 Chrysler (Invalid Key)?

- Common symptoms include difficulty starting the vehicle, the engine not turning over, and a flashing security light on the dashboard.

2. What causes the OBDII code B1A25 Chrysler (Invalid Key) to appear?

- The code typically appears when the key used to start the vehicle is not recognized by the vehicle's security system, often due to issues with the key fob or the vehicle's immobilizer system.

3. How can I troubleshoot the Invalid Key issue associated with OBDII code B1A25 Chrysler?

- First, try using a spare key to see if the problem persists. If the spare key works, the issue may be with the original key. If the problem continues with all keys, there may be an issue with the vehicle's immobilizer system.

4. Can resetting the vehicle's computer system help clear the OBDII code B1A25 Chrysler (Invalid Key)?

- In some cases, resetting the vehicle's computer system by disconnecting the battery for a few minutes may temporarily clear the code. However, if the underlying issue is not addressed, the code is likely to reappear.

5. Are there any DIY repair tips for fixing the Invalid Key issue related to OBDII code B1A25 Chrysler?

- DIY repair options may be limited for this issue, as it often requires specialized diagnostic equipment to properly diagnose and fix problems with the vehicle's immobilizer system. It is recommended to seek assistance from a qualified technician.

6. Is it safe to continue driving the vehicle with the OBDII code B1A25 Chrysler (Invalid Key) present?

- It is not recommended to continue driving the vehicle with this code present, as it may lead to unexpected starting issues or potential security concerns. It is best to address the underlying problem as soon as possible.

7. How much does it cost to repair the Invalid Key issue associated with OBDII code B1A25 Chrysler?

- The cost of repair can vary depending on the specific cause of the issue. Costs may include diagnostic fees, replacement key fobs, reprogramming of keys, or repairs to the vehicle's immobilizer system.

8. Can a locksmith help with resolving the Invalid Key problem linked to OBDII code B1A25 Chrysler?

- A locksmith may be able to assist with issues related to key fobs or key programming, but for problems with the vehicle's immobilizer system, it is recommended to consult a specialized automotive technician.

9. Will replacing the key fob solve the Invalid Key issue triggering OBDII code B1A25 Chrysler?

- Replacing the key fob may solve the problem if the issue is related to a malfunctioning key fob. However, if the issue lies with the vehicle's immobilizer system, simply replacing the key fob may not be sufficient.

10. How long does it typically take to diagnose and repair the Invalid Key issue causing OBDII code B1A25 Chrysler?

- The diagnosis and repair process can vary depending on the root cause of the issue. Simple key fob replacements may be quick, while more complex immobilizer system repairs could take longer and may require multiple visits to the repair shop.