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Home >> Mazda >> 2021 >> CX-30 Turbo Premium >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (On-Board Diagnostic - Engine Control System (VIN L & VIN M) (4 Of 4)) >> DTC U2300:00 [Pcm (SKYACTIV-G (Us))] >> Details On DTCs

Details On DTCs

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DTC U2300:00 (PCM, SKYACTIV-G, US) DETECTION CONDITION AND POSSIBLE CAUSE

Description Global central configuration error
Detection condition Determination conditions
  • Any of following conditions occurs:
  • No configuration of the body control module (BCM).
  • The configuration signal with the estimated CAN ID is not sent from the body control module (BCM).
  • The configuration signal value sent via CAN from the body control module (BCM) is unknown or invalid.
  • The configuration signal value sent via CAN from the body control module (BCM) is a value other than the estimated value.
  • The configuration signal value sent via CAN from the body control module (BCM) does not match the PCM value.
Preconditions
  • Battery voltage: above 9.45 V(1)
  • Switch the ignition ON (engine off or on)
Malfunction determination period
  • 10 s period
Drive cycle
  • 1
Self test type
  • CMDTC self test, KOEO self test, KOER self test
Sensor used
  • PCM
Fail-safe function
  • Operates by the previously learned configuration value.
Vehicle status when DTCs are output
  • Not applicable
Possible cause
  • CAN drive error (body control module (BCM) or PCM)
  • Configuration data for the body control module (BCM) is incorrectly set
  • CAN communication line malfunction between body control module (BCM) and PCM
  • Body control module (BCM) connector or terminals malfunction
  • PCM connector or terminals malfunction
  • Body control module (BCM) incorrect installation
  • Body control module (BCM) malfunction
  • Error in non-volatile memory in PCM
  • PCM malfunction
G13729658Courtesy of MAZDA MOTORS CORP.
(1) Standard can be verified by displaying PIDs using M-MDS