P0048

DTC P0048, sometimes indicated as P004800 is an OBD diagnostic trouble code indicating a generic fault with the vehicle powertrain (i.e. engine and gearbox). This code identifies an error with the air/fuel mixture causing turbocharger/supercharger boost control "a" circuit high.

The turbocharger or supercharger boost control "A" circuit is high. This can mean that the turbocharger or supercharger is not functioning correctly, or there is a problem with the boost control solenoid or wiring.

• P0048: Turbocharger/Supercharger Boost Control A Circuit High
• P0048: Turbocharger/Supercharger Boost Control "A" Circuit High
• P0048: Turbo/Super Charger Boost Control Solenoid A Circuit High
• P0048: Turbocharger (TC) boost control solenoid/supercharger (SC) boost control solenoid – circuit high
• P0048 00: Turbocharger (TC) boost control solenoid/supercharger (SC) boost control solenoid - circuit high