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Home >> Nissan-Datsun >> 2017 >> Juke SL, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (Except For NISMO RS Models) (2 Of 4) >> DTC/Circuit Diagnosis >> DTC P0234: TC System >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

NOTE:

If DTC P0234 is displayed with DTC P0237 or P0238, first perform the trouble diagnosis for DTC P0237 or P0238. Refer to DTC LOGIC .

DTC No. Trouble diagnosis name
(Trouble diagnosis content)
DTC detecting condition Possible cause
P0234 TC SYSTEM-B1
(Turbocharger overboost condition)
Turbocharger boost is higher than the target value.
  • Turbocharger boost sensor
  • Turbocharger bypass control valve solenoid valve
  • Exhaust manifold and turbocharger assembly
  • Disconnection, looseness or improper connection of boost control actuator hose