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Help with u0184 code

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Old 04-22-2014, 07:12 AM
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Default Help with u0184 code

Driving home today my abs, bas and esp light came on. When I got home I plugged in my supercal that gave me 4 codes. Three were about my right headlights were drawling low power on both high and low beam. The last code was u0184 - lost communication with radio.

After clearing the codes out with the supercal, the u0184 remained along with the abs, esp, and bas lights. Radio works just fine. The last time those lights came on my wheel speed sensor went bad but the supercal picked up on it.

Anyone have this problem before?
Old 04-22-2014, 08:23 AM
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There are three IOD fuses, and one main IOD fuse.
The main one is in the white holder in the fuse box. Look at the fuse to make sure it's not blown. Pull up on the holder to raise the fuse, then push down, making sure the fuse is reseated.

The other three are M10, M11, and M13. Make sure they are not blown.

If all is well there, here is some info for the U0184 code:

U0184-LOST COMMUNICATION WITH RADIO

  • When Monitored: With the ignition on.
    Battery voltage between 10 and 16 volts.
    IOD fuse installed.
    TIPM is configured correctly.
  • Set Condition: Bus messages not received from the Radio for approximately 2 to 5 seconds.

Possible Causes
CAN C INTERIOR BUS (125K) CIRCUITS OPEN OR SHORTED
DTCS RELATED TO BATTERY VOLTAGE, IGNITION, OR VIN MESSAGES
TIPM NOT CONFIGURED CORRECTLY
RADIO POWER AND GROUND
RADIO
MODULE THAT SET THIS DTC

Last edited by ronjenx; 03-13-2022 at 06:42 AM.
Old 04-22-2014, 12:18 PM
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I have the U0184 code 24/7 because of an aftermarket deck with all of the proper harness interfaces installed. It's not causing any issues for me.
Old 09-20-2017, 05:13 PM
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Default Solution?

Originally Posted by mattyk
Driving home today my abs, bas and esp light came on. When I got home I plugged in my supercal that gave me 4 codes. Three were about my right headlights were drawling low power on both high and low beam. The last code was u0184 - lost communication with radio.

After clearing the codes out with the supercal, the u0184 remained along with the abs, esp, and bas lights. Radio works just fine. The last time those lights came on my wheel speed sensor went bad but the supercal picked up on it.

Anyone have this problem before?

Did you ever find the issue? I have the same exact lights on.
Old 03-12-2022, 02:17 PM
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Default Any clue on this?

Any clue on this?
Old 03-12-2022, 02:45 PM
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Originally Posted by ArctiCrawler
Any clue on this?
The second post has a bunch of clues.



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