FixVault

DTC Detection Logic

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P2587

TC BOOST CONTROL POSITN SEN B

(Turbocharger boost control position sensor "B" circuit range/performance)

Diagnosis condition

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Signal (terminal)

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Threshold

  • A voltage signal transmitted from the wastegate control valve position sensor (bank 2) is higher than 1.95 V when ECM operates the fully closed position learning of a wastegate control valve immediately after engine cold start
  • A voltage signal transmitted from the wastegate control valve position sensor (bank 2) is lower than 0.60 V when ECM operates the fully closed position learning of a wastegate control valve immediately after engine cold start

Diagnosis delay time

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