B1A16 Chrysler Code - Remote Keyless Entry Fob 7 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
- B1A16 Chrysler indicates Remote Keyless Entry Fob 7 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.
Code B1A16 Chrysler Description
What are the Possible Causes of the DTC B1A16 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 B1A16 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 B1A16 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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Frequently Asked Questions about B1A16 Chrysler Code
1. What does the OBDII code B1A16 mean for a Chrysler vehicle?
The B1A16 code indicates that the battery in the Remote Keyless Entry (RKE) fob 7 is low and needs to be replaced.
2. What are the symptoms of the B1A16 code in a Chrysler?
Symptoms include reduced remote key fob range, delayed response from key fob functions, or the inability to unlock/lock doors or start the vehicle remotely.
3. What causes the B1A16 code to appear?
The code is triggered when the vehicle detects that the battery in the RKE fob 7 has a low voltage level.
4. How can I fix the B1A16 code on my Chrysler?
Replace the battery in the affected RKE fob 7 with a new one to resolve the issue.
5. What type of battery does the Chrysler key fob typically use?
Most Chrysler key fobs use a coin cell battery, such as CR2032 or CR2025. Check your owner’s manual for the correct type.
6. Can I continue to use the key fob without replacing the battery after the B1A16 code appears?
While you may still be able to use the fob temporarily, the battery will eventually fail, leading to loss of remote functionality.
7. Do I need to reprogram the key fob after replacing the battery for the B1A16 code?
No, replacing the battery typically does not require reprogramming the key fob.
8. Can a low key fob battery affect the vehicle’s ability to start?
Yes, if the battery is too weak, the vehicle may not recognize the fob, preventing remote start or even push-button ignition.
9. How do I know which fob corresponds to “RKE fob 7�
The vehicle system assigns numbers to each fob based on programming order. Check all fobs to identify the one with the low battery.
10. Is the B1A16 code a serious issue?
No, it’s a minor issue that is resolved by replacing the key fob battery, but prompt action is recommended to avoid losing remote functionality.
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