Trouble code P0722 means: Transmission Speed Signal Missing Trouble code P1550 means: ABS Wheel Speed Sensor Malfunction (Left Or Right Front)
You can get ABS codes for your Volvo at your local Volvo dealership. You can also find the ABS codes in most Volvo service manuals.
do you have radio codes for a 1999 volvo s80
ecm2900
You need an OBD scanner or take it to your local Auto Parts store. Stores like Advance auto parts can usually read codes for you. The generic codes they read out can be converted to Volvo's OBD codes. The generic codes usually start with the letter P.
Auto Zone or Advance Auto Parts will check your codes for free.
It means you need to hook up to a computer with the Volvo software and pull codes.
Try disconnecting the + battery cable for 5 minutes.
34657
brak komunikacji ze sterownikiem tcm 003 c
You need to go to your local Volvo dealer to get the radio codes. Just unplug the entire radio/cd or cassette player and take it into the dealer. They can look up the radio id #'s and give you the unlock code
Not knowing what the following codes are will not allow someone to know which indicate an Oldsmobile 88. Information should be provided as to what the codes are.
You can locate the radio code, for your 1991 Volvo, by consulting your owners manual. The owners manual should have all of the vehicle codes.