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DTC B2274: ACC Relay Control Circuit [11/2021 - ]: Description

DTC No. Detection Item DTC Detection Condition
B2274 ACC Relay Control Circuit When any of the following conditions is established.
  • Both ACC output ON and output circuit monitor result OFF continues for 10 seconds.
  • ACC output OFF and output circuit monitor result ON both continues for 10 seconds.

Trouble symptom: 

  1. Each function does not operate at the ACC position.
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