P25B4

DTC P25B4, sometimes indicated as P25B400 is an OBD diagnostic trouble code indicating a manufacturer-specific fault with the vehicle powertrain (i.e. engine and gearbox). This code identifies an error with the engine idling stability causing p25b4.

DTC Trouble Code Search

Bulletins

Bulletins are notices put out by manufacturers in conjunction with the NHTSA to notify the public of manufacturing issues or changes.

TSB 24-2112 - POWER TRAIN
FORD: Some 2021-2023 bronco vehicles equipped with a 2.7l or 3.0l engine may exhibit an illuminated mil with dtc P25B4, P25B6, and/or P0299 stored in the powertrain control module (pcm). This may be due to a loose nut on the turbo actuator arm ca
No. 2230 - ENGINE AND ENGINE COOLING
PORSCHE: Instructions on advanced technical information - dme fault P25B400 (008403) a??Wastegate, turbocharger bank 1 a?? Stuck closed
A0119272052094_3 - ENGINE AND ENGINE COOLING
AUDI: This bulletin contains a software update for dtc P25B400.
A0119222052094_2 - ENGINE AND ENGINE COOLING
AUDI: This bulletin contains a software update for dtc P25B400.
A011883 2052094- - ELECTRICAL SYSTEM:SOFTWARE
AUDI: This bulletin contains a software update for dtc P25B400.
SSM 46452 - ENGINE (PWS)
FORD: 2017 f150 and raptor vehicles equipped with a 3.5l gtdi engine may have loss of power/performance with dtc's P0244,P25B4,P0248 and P25B6. This may be caused by wastegate control actuator that is out of adjustment. Before attempting to repla