Turbocharger and Boost DTC Codes

Turbocharger, wastegate, boost pressure, and supercharger OBD-II diagnostic trouble codes — with tuning context.

34 codes in this system Do NOT suppress

About Turbo / Boost codes

Turbo and boost codes usually indicate genuine mechanical problems: stuck wastegate, failed N75 valve, intercooler leaks, oil starvation. Suppressing them risks catastrophic turbo failure. Diagnose mechanically first.

All 34 codes in Turbo / Boost

Browse by other systems

DPF / Particulate Filter (4)EGR (25)AdBlue / SCR / NOx (56)Catalyst (37)Ignition / Knock (73)Fuel System (166)O2 / Lambda Sensor (58)Air Metering (MAF / MAP) (13)Cooling System (69)Misfire / Cylinder (40)Throttle / Pedal (79)Camshaft / VVT / Timing (72)Transmission (85)CAN / Communication (15)Generic Sensor / Circuit (422)Other Powertrain (334)

Working on these codes professionally?

Softechpro V5 supports 1,400+ ECUs across the major OEMs. €299 lifetime license. Off-road and motorsport use only.

Get Softechpro V5