LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2019 >> Q60 Luxe, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTC/Circuit Diagnosis) (11 Of 13) >> DTC/Circuit Diagnosis >> DTC P2586,: P2590 WASTEGATE Control Valve Position Sensor >> DTC Description >> DTC Detection Logic
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Detection Logic

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

P2586

TC BOOST CONTROL POSITION SEN B

(Turbocharger boost control position sensor B circuit)

A voltage signal transmitted from the electric wastegate control valve position sensor (bank 2) is 4.7 V or more continuously for 5 seconds.

P2590

TC BOOST CONTROL POSITION SEN B

(Turbocharger boost control position sensor B circuit intermittent/erratic)

A voltage signal transmitted from the electric wastegate control valve position sensor (bank 2) is 0.25 V or less continuously for 5 seconds.