P0086 Code: Meaning, Causes, and Symptoms | OBD2 Codes

P0086 – Exhaust Valve Control Solenoid Circuit High Bank 2


P0086 Possible Symptoms


Engine Light ON (or Service Engine Soon Warning Light)


P0086 Possible Causes


Faulty Exhaust Valve Control Solenoid,Exhaust Valve Control Solenoid harness is open or shorted,Exhaust Valve Control Solenoid circuit poor electrical connection


P0086 Description


Exhaust valve timing control magnet retarder controls the shut/open timing of the exhaust valve by ON/OFF pulse duty signals sent from the Engine Control Module (ECM). The longer pulse width retards valve angle. The shorter pulse width advances valve angle.