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Steve, ASE Certified Technician
Category: Acura
Satisfied Customers: 3474
Experience:  Honda Platinum level master tech,ase certified
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D4 flash speedometer don't work JA: Sometimes things that

Customer Question

D4 flash speedometer don't work
JA: Sometimes things that you think will be really complicated end up being easy to fix with Acura. The Acura Mechanic I'm going to connect you with knows all the tricks and shortcuts. Tell me a bit more about what's going on so he can help you best.
Customer: No mileage is calculating d4 light keep flashing
JA: Are you hoping to fix this yourself?
Customer: I will try
JA: Is there anything else the Acura Mechanic should be aware of about your Acura?
Customer: That is my concern fight now the speedomet
JA: OK. Got it. I'm sending you to a secure page on JustAnswer so you can place the $5 fully-refundable deposit now. While you're filling out that form, I'll tell the Acura Mechanic about your situation and then connect you two.
Submitted: 1 year ago.
Category: Acura
Expert:  Steve replied 1 year ago.
With the speedometer not working I would have to say the vehicle speed sensor has failed or there is a wiring issue. This will also cause the D4 light to flash and may even cause the check engine light to come on also. If you replace the speed sensor you should have a speedometer back.
Customer: replied 1 year ago.
Ok thank you I will check speed sensor
Expert:  Steve replied 1 year ago.
let me know if you need more help.