AutoCodesChrysler – B1A26 Chrysler

B1A26 Chrysler Code - Maximum Number Of Keys Programmed

Quick Answer

When a key is inserted in the ignition switch and is turned to the Run/Start position, the Wireless Control Module (WCM) performs a self-test and re-synchronization routine. Common causes include Maximum Number Of Keys Programmed, Faulty Wireless Control Module (WCM). 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
B1A26 Chrysler indicates Maximum Number Of Keys Programmed.
Common causes
Common causes include Maximum Number Of Keys Programmed, Faulty Wireless Control Module (WCM).
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 606
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 13, 2019
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Code B1A26 Chrysler Description

When a key is inserted in the ignition switch and is turned to the Run/Start position, the Wireless Control Module (WCM) performs a self-test and re-synchronization routine. During this routine, the WCM interrogates the key, performing various validity and performance tests. The OBDII Code P1A26 is set when the maximum number of keys (eight) have been programmed into the Wireless Control Module (WCM).
OBDII Code B1A26 Chrysler - Maximum Number Of Keys Programmed - AutoCodes.com
B1A26 Chrysler Code - Maximum Number Of Keys Programmed

What are the Possible Causes of the DTC B1A26 Chrysler?

  • Maximum Number Of Keys Programmed
  • Faulty Wireless Control Module (WCM)

How to Fix the DTC B1A26 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 B1A26 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.

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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 B1A26 Chrysler Code

1. What does the OBDII code B1A26 on a Chrysler mean?

The B1A26 code indicates that the maximum number of keys has been programmed into the vehicle's immobilizer system.

2. What are the common symptoms of the B1A26 code?

Symptoms may include the inability to program additional keys and a warning light or code being stored in the vehicle’s computer.

3. What causes the B1A26 code to appear?

This code occurs when the key programming limit has been reached, typically due to the system already having the maximum number of keys stored.

4. How many keys can typically be programmed into a Chrysler vehicle?

Most Chrysler vehicles allow up to 8 programmed keys, but this number may vary depending on the model and year.

5. Can the B1A26 code cause any drivability issues?

No, this code usually does not cause drivability issues; it only affects the ability to program additional keys.

6. How do you fix the B1A26 code?

To resolve this code, you may need to erase existing keys from the system using a diagnostic scan tool and then reprogram the desired keys.

7. Can a locksmith or dealership fix the B1A26 code?

Yes, both a qualified locksmith and a dealership can address this issue using specialized equipment to reprogram or reset the key system.

8. Is it possible to clear the B1A26 code without fixing the issue?

Clearing the code without resetting or reprogramming the key system will not resolve the underlying issue, and the code may return.

9. Does replacing the key fob fix the B1A26 code?

No, replacing the key fob will not fix the code if the maximum number of keys is already programmed. The system itself must be reset.

10. Is it safe to drive with the B1A26 code active?

Yes, it is safe to drive with this code active, as it does not affect vehicle performance or safety systems.

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