U2021 - Invalid /fault data received (Non SCP)

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What does this mean?

Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

U2021 Description

Invalid /fault data received (Non SCP) is the generic description for the U2021 code, but the manufacturer may have a different description. Currently we have no further information abouth the U2021 OBDII code. Please post your question on the Q&A section for more information: AutoCodes.com Q&A.
OBDII Code U2021 - Invalid /fault data received (Non SCP) - Engine-Codes.com

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