B1D4D Chrysler Code - Memory Switch Input Circuit Stuck
Quick Answer
The Diagnostic Trouble Code (DTC) sets when the Memory Select Switch Mux is under 2.6 volts for over 30 seconds. Common causes include Faulty Memory Set Switch, Memory Set Switch harness is open or shorted, Memory Set Switch circuit poor electrical connection. 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
- B1D4D Chrysler indicates Memory Switch Input Circuit Stuck.
- Common causes
- Common causes include Faulty Memory Set Switch, Memory Set Switch harness is open or shorted, Memory Set Switch circuit poor electrical connection.
- 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.
Code B1D4D Chrysler Description
What are the Possible Causes of the DTC B1D4D Chrysler?
- Faulty Memory Set Switch
- Memory Set Switch harness is open or shorted
- Memory Set Switch circuit poor electrical connection
- Faulty Door Module
How to Fix the DTC B1D4D 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 B1D4D 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 B1D4D Chrysler Code
1. What does the OBDII code B1D4D mean on a Chrysler vehicle?
The code B1D4D indicates a fault in the memory switch input circuit, specifically that it is stuck in one position or not responding properly.
2. What are the symptoms of the B1D4D code in a Chrysler?
Common symptoms include the memory seat, mirror, or pedal position not adjusting, unresponsive memory buttons, or intermittent function of the memory system.
3. What causes the B1D4D code to appear?
The most common causes are a faulty memory switch, damaged wiring, poor electrical connections, or a malfunctioning Body Control Module (BCM).
4. Can a bad memory switch trigger the B1D4D code?
Yes, a defective memory switch can cause the circuit to become stuck, triggering the B1D4D code.
5. How is the B1D4D code diagnosed?
Technicians typically use a scan tool to confirm the code, inspect the memory switch and wiring for damage, and test the circuit for continuity.
6. Can I clear the B1D4D code without fixing the issue?
You can clear the code temporarily with a scan tool, but it will likely return if the underlying issue is not resolved.
7. How do you fix the B1D4D code in a Chrysler?
Repairs may involve replacing the memory switch, repairing damaged wiring, or addressing faults in the Body Control Module (BCM).
8. Is the B1D4D code a serious issue?
While it doesn’t affect drivability, it can be inconvenient as it prevents the memory functions from working, and it should be addressed to restore system functionality.
9. Can a blown fuse cause the B1D4D code?
It’s possible if the fuse connected to the memory switch circuit is blown, as it could disrupt the electrical flow and cause the circuit to appear stuck.
10. How much does it cost to repair the B1D4D code?
The cost depends on the specific repair needed, but replacing a memory switch typically ranges from $100 to $300, while wiring or BCM repairs may cost more.
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