AutoCodesChrysler – B1A15 Chrysler

B1A15 Chrysler Code - Remote Keyless Entry Fob 6 Battery Low

Quick Answer

The Totally Integrated Power Module (TIPM) monitors the Remote Keyless Entry (RKE) Fob. Common causes include Low Keyless Entry Fob (RKE) Transmitter Battery, Faulty Keyless Entry Fob (RKE) Transmitter, Faulty Totally Integrated Power Module (TIPM). Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means
B1A15 Chrysler indicates Remote Keyless Entry Fob 6 Battery Low.
Common causes
Common causes include Low Keyless Entry Fob (RKE) Transmitter Battery, Faulty Keyless Entry Fob (RKE) Transmitter, Faulty Totally Integrated Power Module (TIPM).
Severity
Low - monitor the vehicle and repair when practical.
Can I drive?
The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
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Code Popularity 670
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 06, 2019
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Code B1A15 Chrysler Description

The Totally Integrated Power Module (TIPM) monitors the Remote Keyless Entry (RKE) Fob. The TIPM sets the OBDII code when the Wireless Ignition Node (WIN) senses that the RKE transmitter signal is not as strong as it ought to be.
OBDII Code B1A15 Chrysler - Remote Keyless Entry Fob 6 Battery Low - AutoCodes.com
B1A15 Chrysler Code - Remote Keyless Entry Fob 6 Battery Low

What are the Possible Causes of the DTC B1A15 Chrysler?

  • Low Keyless Entry Fob (RKE) Transmitter Battery
  • Faulty Keyless Entry Fob (RKE) Transmitter
  • Faulty Totally Integrated Power Module (TIPM)

How to Fix the DTC B1A15 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 B1A15 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 B1A15 Chrysler Code

1. What does OBDII code B1A15 mean for a Chrysler vehicle?

Code B1A15 indicates that the battery in Remote Keyless Entry (RKE) Fob 6 is low and needs replacement.

2. What are the symptoms of the B1A15 code?

Symptoms include a warning on the dashboard, reduced range of the key fob, or intermittent functionality of the keyless entry system.

3. What causes the B1A15 code to appear?

The primary cause is a depleted or failing battery in the sixth programmed key fob for the vehicle.

4. How can I fix the B1A15 code?

Replace the battery in the affected key fob with a new one of the correct type, typically a coin-cell battery like CR2032.

5. How do I know which key fob is fob 6?

Fob 6 refers to the sixth key fob programmed to the vehicle. If you're unsure, test each programmed fob to determine which one has a low battery.

6. Can I clear the B1A15 code after replacing the key fob battery?

Yes, the code should clear automatically after replacing the battery, or you can use an OBDII scanner to clear it manually if it persists.

7. What type of battery does my Chrysler key fob use?

Most Chrysler key fobs use a CR2032 coin-cell battery, but check your owner's manual or the fob itself to confirm.

8. Is it safe to drive with the B1A15 code active?

Yes, it’s safe to drive, but the affected key fob may stop working completely if the battery isn’t replaced soon.

9. Can the B1A15 code indicate a problem other than a low battery?

While rare, the code could also indicate a problem with the key fob’s internal circuitry or improper programming.

10. How often do key fob batteries need to be replaced?

Key fob batteries typically last 2-3 years under normal use but may drain faster with frequent use or extreme temperature exposure.

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