B1D4A
Memory Switch Input Stuck
B1D4A is an OBD-II diagnostic trouble code meaning: Memory Switch Input Stuck. Common causes: memory button stuck, open or short circuit in wiring harness. Estimated repair cost: $56–167.
Symptoms
- Seat/mirror memory functions do not work
- Restraint system indicators flashing
- Error on the dashboard
Causes
- Memory button stuck
- Open or short circuit in wiring harness
- Memory module failure
- Module power problems
How to Fix
- Check the mechanical condition of the memory button
- Inspect the wiring harness for damage
- Check the power and ground of the memory module
- Scan the module for additional errors
- Replace the faulty component if necessary
Related codes
FAQ
What does the B1D4A code mean?
B1D4A is an OBD-II diagnostic trouble code that indicates: Memory Switch Input Stuck
What causes a B1D4A error code?
The most common causes of B1D4A include: Memory button stuck; Open or short circuit in wiring harness; Memory module failure; Module power problems.
How do I fix a B1D4A diagnostic trouble code?
To fix B1D4A: Check the mechanical condition of the memory button. Inspect the wiring harness for damage. Check the power and ground of the memory module. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B1D4A?
Do not drive — repair immediately
How much does it cost to fix B1D4A?
The estimated repair cost for B1D4A is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat