P258F Buick Torque Management Request Output Signal

P2590 Buick Turbocharger Boost Control Position (Sensor B) Circuit Intermittent / Erratic

OBD Code:
System:
Subsystem:
 P2590 Buick – (ASE)
 Powertrain
 Vehicle Speed Control, Idle Controls, and Auxiliary Inputs

Trouble Code Description: Turbocharger Boost Control Position (Sensor B) Circuit Intermittent / Erratic


Location:
Analysis:

Possible Causes:

 Sensor B
 Periodically Unstable Circuit

 

Tech description:

Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick – Buick Century – Buick LaCrosse – Buick LeSabre – Buick Lucerne – Buick Park Avenue – Buick Regal – Buick Verano – Buick Enclave – Buick Encore – Buick Rainier – Buick Rendezvous – Buick Terraza – Buick Riviera