How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site.
    Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask sprinkles08 Your Own Question
sprinkles08, ASE Certified Technician
Category: UK Car
Satisfied Customers: 22675
Experience:  ASE Master and Advanced level certified. Factory trained with 15 years dealership experience
Type Your UK Car Question Here...
sprinkles08 is online now
A new question is answered every 9 seconds

I've got an error code ECM 930B ECU: communication error:

Customer Question

I've got an error code ECM 930B ECU: communication error: signal missing
JA: How many miles are on the car? Do you have scan tool or a code reader?
Customer: 141000 and yes I have a good scan tool
JA: What is the model/year of your Volvo?
Customer: 2004 Volvo S60 2.0T SE
JA: Are you fixing your S60 yourself? What have you tried so far?
Customer: Yes
JA: Anything else you want the mechanic to know before I connect you?
Customer: Don't know exactly what to fix as far as this error is concerned. Read on volvo forums that it could be a steering wheel angle sensor but there's nothing wrong with my sensor
Submitted: 10 months ago.
Category: UK Car
Expert:  sprinkles08 replied 10 months ago.

Hello and welcome to JustAnswer!

I'm not showing 930B to be a valid engine fault code for the vehicle information supplied.

Can you post the VIN?
Do you have the actual P code number?